Answer:
1, 2, 4, 5, 6
Explanation:
i just did it
Why does a bird reproduce more birds and not more mammals?
The single-celled zygote divides by________ to produce a multicellular, __________ individual
The single-celled zygote divides by mitosis to produce a multicellular, somatic individual.
What is mitosis?A eukaryotic cell's nucleus divides in two during the process of mitosis, which would be accompanied by the division of the parental cell producing two daughter cells. The term "mitosis," which translates to "threads," describes the chromosomes' presentation as threads when the cell gets ready to divide.
What is somaticThe body's somatic cells may be those that are neither sperm as well as egg cells.
Therefore, the single-celled zygote divides by mitosis to produce a multicellular, somatic individual.
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Unit 1: Introduction to Science
1) What are each of the following variables and how are they used in this experiment:
Artavious noticed that his music sales were declining. Other companies were doing well by boosting
advertising, so he thought maybe he should as well. He wanted to find out which type of advertising would
boost sales the most, and to make sure that was the factor that made the difference. So he continued using
just word of mouth advertising for his original songs and tracked their sales, changing nothing. He used tiktok
advertising for his new releases and radio advertising for his remixes and tracked their sales. All songs had
the same artist, musicians, and genre.
Independent variable:
Dependent variable:
Constants:
Control:
Inference:
Observation:
From the scenario that has been narrated about the experiment;
Independent variable: Type of advertising used (word of mouth, TikTok, or radio). Its been used to measure the sales of song.
Dependent variable: The sales of his songs. This variable tells Artavious which independent variable gets better response
What are the constant, control and inferences from the experiment?Details from the experiment shows that;
Constants: The artist, musicians, and genre of the songs. This group does not receive the independent variable and provides a baseline for comparison
Control: The songs that continued to use word of mouth advertising.
Inference: This is the conclusion that Artavious draws from the results of the experiment when he measures the sales in response to each advertising platform.
Observation: This would be the data or results that Artavious records during the experiment, such as the number of sales for each type of song after using the different advertising methods.
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You are examining a patient who has been in an accident. You test their motor skills and find that they can move their limbs but cannot write with a pencil and stumble often when walking. You conclude that they have damage to the part of the brain that governs fine muscle control. What area is this?A. Brain stemB. PituitaryC. Cerebral cortexD. Cerebellum
The answer is the letter D. Cerebellum- responsible for fine muscle control.
*Cerebellum is responsible for maintaining balance and posture.
which 2 processes are directly responsible for the growth and development of a butterfly?
Answer:
development, growth and reproduction that a living thing goes through.
Explanation:
A life cycle refers to the stages of development, growth and reproduction that a living thing goes through. Every butterfly goes through four stages of development: (1) egg, (2) larva, (3) pupa and (4) adult. This process of development is called metamorphosis.
The two processes that are directly responsible for the growth and development of a butterfly are metamorphosis and molting.
What is Metamorphosis process?Metamorphosis is the process by which a butterfly develops from an egg to a larva (caterpillar), then to a pupa (chrysalis), and finally to an adult butterfly. During this process, the butterfly undergoes significant changes in its body structure, behavior, and diet.
Molting is the shedding of the outer layer of skin (cuticle) that allows the butterfly to grow and develop. The caterpillar undergoes several molts as it grows, shedding its skin and developing a new, larger one.
Each molt allows the caterpillar to increase in size and change in appearance as it progresses through its developmental stages.
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reasons why science teachers think practical sciences is a good thing.
rubric
identify reasons 4 marks
explanation and practical example 16 marks
Science teachers consider practical sciences to be a valuable component of science education for several reasons:
Hands-on Learning: Practical sciences provide students with the opportunity to engage in hands-on learning experiences. This approach allows students to actively explore and manipulate materials, conduct experiments, and make observations.
Example: In a biology class, students may conduct a dissection of a preserved specimen to study the anatomy and structure of organisms. By physically dissecting and examining the different organs and systems, students gain a tangible understanding of the subject matter.
Application of Theory: Practical sciences enable students to apply theoretical knowledge acquired in the classroom to real-world situations. By engaging in practical activities, students can bridge the gap between abstract concepts and their practical applications, fostering a more comprehensive understanding of scientific principles.
Example: In a chemistry class, students might perform experiments to understand chemical reactions and concepts like stoichiometry. By actually mixing and observing different substances, measuring quantities, and analyzing the results, students can see how theoretical concepts translate into practical applications.
Development of Scientific Skills: Practical sciences help students develop essential scientific skills, such as critical thinking, problem-solving, observation, data analysis, and communication. Through practical activities, students learn to formulate hypotheses, design experiments, collect and analyze data, draw conclusions, and communicate their findings effectively.
Example: In a physics class, students could design and conduct an experiment to investigate the relationship between force and motion. By planning the experiment, taking measurements, analyzing the data, and presenting their findings, students enhance their scientific skills and develop a deeper understanding of physics concepts.
Engagement and Motivation: Practical sciences often increase student engagement and motivation in science education. Hands-on activities provide a more interactive and dynamic learning environment, making science more interesting and accessible to students. It can spark curiosity, promote active participation, and cultivate a sense of wonder and excitement about the natural world.
Example: In an environmental science class, students may visit a local ecosystem to conduct field observations, collect samples, and analyze the data they gather. By immersing themselves in the real environment and actively participating in the scientific process, students are more likely to be motivated and engaged in their learning.
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Can a person with blood type A successfully receive a transfusion from a person who has type O? Why or why not?
Answer:
If you have type O blood, which has no antigens, you're a universal donor. You can give your blood to anyone without triggering their immune system, but you can only receive type O blood. Before a blood transfusion, your doctor will test your blood to determine your blood type.
Explanation:
So it is yes!
What new knowledge was gained from Frederick Griffiths work with pneumococci bacteria
Answer:The new knowledge gained from Frederick Griffith's work with pneumococci bacteria is that bacteria contain a physical substance that can change the structure of other bacteria. Therefore, option 3 is the correct answer.
Explanation:
white-tailed deer eat leaves and grasses in their ecosystems.which of the following terms best describes a white-tailed deer
The term that best describes a white-tailed deer is "primary consumer." The correct answer is D
As a primary consumer, the white-tailed deer feeds directly on plants, such as leaves and grasses, which are producers in the ecosystem. Primary consumers are herbivores that obtain their energy and nutrients by consuming plant material.
They play a crucial role in transferring energy from the producers to higher levels in the food chain.
White-tailed deer are not predators because they do not hunt and consume other animals. They primarily rely on plant matter as their source of food.
They are also not secondary consumers, which are organisms that feed on primary consumers. In the context of the ecosystem, the white-tailed deer occupies the position of a primary consumer as it directly consumes plant material for sustenance and energy. Therefore, the correct answer is D.
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Question
White-tailed deer eat leaves and grasses in their ecosystem. Which of the following terms best describes a white-tailed deer?
A. Predator
B. Secondary consumer
c. Producer
D. Primary consumer
predict how the average life span of a nerve cell located in the brain differs from the average life span of a red blood cell.
The cells of the brain, particularly the neurons of the cerebral cortex, last a lifetime. The life span of a red blood cell, however, is approximately 120 days.
Neurons (additionally referred to as neurones or nerve cells) are the fundamental units of the mind and frightened system, the cells responsible for receiving sensory enter from the outside global, for sending motor commands to our muscular tissues, and for transforming and relaying the electrical indicators at each step in between. more than that, their interactions define who we are as human beings. Having stated that, our roughly one hundred billion neurons do have interaction closely with different cell sorts, broadly labeled as glia (those may additionally honestly outnumber neurons, although it’s no longer definitely recognized).
The introduction of latest neurons inside the mind is referred to as neurogenesis, and this may happen even in adults.
RBC a sort of blood cell this is made inside the bone marrow and discovered inside the blood. purple blood cells contain a protein known as hemoglobin, which consists of oxygen from the lungs to all parts of the frame. Checking the quantity of pink blood cells within the blood is generally a part of a whole blood cellular (CBC) take a look at. it can be used to search for situations inclusive of anaemia, dehydration, malnutrition, and leukaemia. additionally known as erythrocyte and RBC
.
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what are characteristics exhibited by the glycocalyis
Answer:
Yes, so basically it’s.. yeah.
Explanation:
Explanation: so all you had to do was add.
Answer:
The glycocalyx is a thick outer covering of the plasma membrane.
Name four divisona of seedless vascular plants and give examples
The four divisions of seedless vascular plants are; Lycophyta, Pteridophyta, Psilotophyta, and Equisetophyta.
Lycophyta; This division includes clubmosses, spikemosses, and quillworts. They have small leaves, are typically found in moist habitats, and have a primitive vascular system. For example; Selaginella species, Lycopodium species.
Pteridophyta; This division includes ferns, horsetails, and whisk ferns. They have larger leaves than lycophytes, more advanced vascular systems, and are found in a wide range of habitats. For example; Ferns (e.g., Adiantum, Pteris), Horsetails (e.g., Equisetum), Whisk ferns (e.g., Psilotum).
Psilotophyta; This division includes whisk ferns, which are very simple plants with no true roots, leaves, or stems. They are found in tropical and subtropical regions. For example; Psilotum species.
Equisetophyta; This division includes horsetails, also known as scouring rushes. They are found in wet habitats and have jointed stems, which are hollow and filled with silica. For example; Equisetum species
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QUESTION 3 The diagram below shows a sunken stoma which is an adaptation found in the leaves of some plants that live in very dry conditions. 3. mesophyll cell 3.2 epidermal cell air chamber MASDR guard cells With reference to the diagram, explain how a sunken stoma is able to reduce transpiration. (3)
A sunken stoma is an adaptation found in the leaves of some plants that live in very dry conditions. The diagram below shows the structure of a sunken stoma and how it works:
As the diagram shows, the stoma is located in a sunken pit in the leaf. The walls of this pit are made up of two specialized epidermal cells called guard cells. These cells can swell or shrink to control the opening and closing of the stoma. When the stoma is open, gases can enter and exit the leaf.
When it is closed, the leaf is sealed off from the outside environment and gases cannot pass through. This helps to reduce water loss from the leaf and prevent desiccation. To further reduce transpiration, the sunken stoma also has an air chamber surrounding it.
This chamber is created by specialized mesophyll cells that surround the stoma. These cells have a compact arrangement that creates a space for air to collect. The air in this chamber is humid and saturated with water vapor, which helps to slow down the rate of water loss from the leaf. In summary, the sunken stoma reduces transpiration by having a specialized structure that allows it to close tightly and be surrounded by a humid air chamber.
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what is the relationship between wave and amount of energy?
Explanation:
To summarise, waves carry energy. The amount of energy they carry is related to their frequency and their amplitude. The higher the frequency, the more energy, and the higher the amplitude, the more energy. You can make these patterns yourself with the activity Investigating waves and energy.
\The data in the table were recorded during an investigation in which a paramecium was placed in a hypertonic salt solution.
A 2-column table labeled Paramecium Contractile Vacuole Contractions has 5 rows. The first column is labeled salt concentration outside paramecium with entries very high, high, medium, low, very low. The second column is labeled contractions per minute with entries 2, 8, 15, 22, 30.
Which statement correctly describes the bars on a bar graph representing the data?
The graph has five bars of equal height.
The bars range from tallest for very high concentration to shortest for very low concentration.
The bar for very low concentration is twice the height of the bar for medium concentration.
The bar for very high concentration is five times the height of the bar for very low concentration.
The table Paramecium Contractile Vacuole Contractions which correctly describes the bars on a bar graph representing the data is the bars range from tallest for very high concentration to shortest for very low concentration.
The data in the table records the number of contractions per minute of a paramecium's contractile vacuole in response to different salt concentrations in the surrounding environment.
A bar graph representing this data would have five bars, one for each level of salt concentration.
The bars would vary in height according to the number of contractions per minute, with the tallest bar representing the highest salt concentration and the shortest bar representing the lowest salt concentration.
Therefore, the correct statement describing the bars on the bar graph would be: "The bars range from tallest for very high concentration to shortest for very low concentration."
This statement accurately describes how the height of the bars would vary based on the data in the table.
The other statements do not accurately represent the data or the trends observed in the table.
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1. In an animal cell undergoing mitosis, the spindle first appears as two aters, structures in which fibers radiate out from each centriole. Would you expect to find asters in plant cells? Why or why not? PLS HELP OMG ILL MARK U BRAINLIST JUST OLS
Answer:
Millions of the centrioles migrating
Answer: No
Explanation: Plant cells have no centrioles, there would be no structures from which the fibers could radiate. In animal cells, asters form around the centrosomes during a mitotic division. Plant cells lack centrosomes, therefore, asters are not formed during mitosis in plants.
Compare the growth of the two groups of plants in this experiment.
When the carbohydrate cellobiose is digested into two glucose monosaccharide sugars (by cellulase in certain fungal species), the resulting glucose monomers are properly defined as: A. the catalysts
B. the substrates
C. the enzymes
D. the reactants
E. the products
When the carbohydrate cellobiose is digested into two glucose monosaccharide sugars (by cellulase in certain fungal species), the resulting glucose monomers are properly defined as the products
The correct answer is option E.
When the carbohydrate cellobiose is digested into two glucose monosaccharide sugars by cellulase in certain fungal species, the resulting glucose monomers are properly defined as the products.
In a chemical reaction, reactants are the starting materials or substances that undergo a change, while products are the resulting substances formed after the reaction. In this case, cellobiose is the substrate, which is the molecule that undergoes the enzymatic reaction. Cellulase is the enzyme responsible for catalyzing the digestion of cellobiose into glucose monomers.
The enzyme cellulase acts as a catalyst in the reaction, facilitating the breakdown of cellobiose into glucose. Catalysts are substances that increase the rate of a chemical reaction without being consumed or permanently changed themselves. However, in the context of the given question, the glucose monomers produced are the final result or product of the enzymatic digestion process.
Therefore, in the digestion of cellobiose, the resulting glucose monomers are correctly identified as the products (option E).
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Please answer I will give u brainliest
Answer:
stationary front
Explanation:
the correct answer is stationary front
I NEED HELP ASAP FREE BRAINLIEST IF CORRECT
(Make sure to answer the bullet point questions only)
Answer: 1. Upward, 2. 1978, 1987-2000, 2016-2021, 3. The revenues of different music formats over time. 4. Paid subscriptions will continue to increase in popularity and dominate the music market. 5. Almost all music listeners listen to music through an electronic platform.
What type of body form of Cnidarians are tubular shaped and attach themselves to a firm surface?
A. polyp
B. medusa
C. nematocyst
D. spicule
The correct answer is Option A: polyp
Polyps are tubular body shapes of cnidarians that are attached to a firm surface.
What are cnidarians?Cnidaria or Coelenterata is a phylum of aquatic animals most of which are marine. Any organism under this phylum is called a cnidarian.These have special cells called cnidocytes (stinging cells) which help to capture prey.Examples of this group are the corals, jellyfish, hydra, sea anemone.Cnidarians have two types of body forms the polyp and the medusa which change during the life cycle of the animal. Some have only one type of body form throughout their life.The polyp is tubular and sessile, usually attached to a firm surface.Medusa (Jellyfish) is bell shaped and motile having tentacles hanging out at the margins.Spicules are sharp needle like shapes embedded in the sponges which help in defense.Nematocysts are large organelles produced as a secretory vessel from Golgi within cells called nematocyte in cnidarians.Learn more about polyp and medusa here:
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A stratified squamous epithelium is a stratified epithelium with squamous (flattened and scale-like) epithelial cells in the top layer.
A single thin layer of flattened cells to irregular boundaries makes up simple squamous epithelium. Those who line the walls of blood vessels and the lungs' air sacs. They also participate in physiological processes such as osmosis and diffusion.
A stratified squamous epithelium is a stratified epithelium with squamous (flattened and scale-like) epithelial cells in the topmost layer. Cuboidal or columnar cells may be found in the deeper layers. Some stratified squamous epithelia are heavily keratinized, while others are barely or not at all.
Squamous cells are thin, flat cells that resemble fish scales and are found in the skin's surface, the lining of hollow organs, and the lining of a respiratory and digestive tracts. Protective functions of stratified squamous epithelium include protection against microorganisms invading underlying tissue and/or protection against water loss. A single basal layer contains stem cells, 2-3 layers of proliferative basaloid cells in the suprabasal region, as well as larger keratinized cells near the surface.
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Each type of organism is assigned a unique, two-part scientific name, which consists of the ______ of the organism.
Multiple choice question.
kingdom and genus
family and cell type
domain and kingdom
genus and specific descriptor
Answer:
Genus and specific descriptor
1st Part - genus
2nd Part - specie name
hope this helps! <3
Each type of organism is assigned a unique, two-part scientific name, which consists of the genus and specific descriptor of the organism.
What do you mean by genus?Genus is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family.
A genus is a class or group of something. It is a taxonomic group covering more than one species. This is a term used by biologists to classify more than one species under a larger umbrella.
A genus is a taxonomic rank comprised of species grouped based on shared attributes (having similar structures or distinct characteristics) or being phylogenetically related. It is one of the eight major taxonomic ranks in the biological classification of living things.
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I need help with this practice problem ***In your own words***<<<<<
Agelasticus thilius is a bird found in Latin America, specifically in Argentina, Bolivia, Brazil, Chile, Paraguay, Peru, and Uruguay.
It lives in aquatic environments with well-developed vegetation.
It feeds on insects and aquatic invertebrates or seeds, so in trophic networks it would be found as a primary consumer (when it feeds on seeds) or secondary consumer (when it feeds on insects and invertebrates), it should be noted that in trophic chains it would be considered as a secondary consumer. Due to the above, it is not considered a carnivore as such, since it would be classified as an omnivore.
Monomers join together to make polymers. Similarly, Lego pieces can
join together to make a truck. Which of the following best describes the
Lego pieces and the truck?
Any LEGO part is referred to as a "brick" in general. Technically speaking, it is a rectangular element that is three plates thick or more and has at least one stud on top.
What are the names of the Lego pieces?The fundamental LEGO® construction component is a brick. Depending on the sets you own, they come in different sizes and colors. When speaking of several LEGO® Bricks, the plural form is "LEGO," not "legos," as many people mistakenly believe.
What lessons do kids learn from Legos?Lego teaches a variety of soft skills, such as creative thinking, teamwork, communication, conflict resolution, and problem-solving abilities, that will influence how they work and interact with others.
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Conservation of Mass Activity Worksheet
Instructions: Observe and analyze the interactions between the substances pictured in the slide show. Compare the properties of substances before and after each interaction. You will submit your completed worksheet for grading.
Data Table
On the table below, record your observations before and after the interactions and explain how mass was conserved. Describe the changes in properties that prove a chemical reaction occurred. The first row is an example.
Observations Before Interaction Observations After Interaction How was mass conserved? Proof of a Chemical Reaction
Example: Sugar + Heat The sugar is in tiny white particles in a pile. Heat is not seen but is implied by the heat source. The pile of sugar in the pot has a mass of 100 grams. There is a solid, light brown mass at the bottom of the pot. It has a mass of 100 grams. The mass of the sugar is the same in melted form as it is in solid crystal form. There was not a chemical reaction. Sugar did not change composition. It only melted. Melting point is a physical property, and this is a physical change.
Steel Wool + Oxygen (Fire)
Egg + Heat
Water + Heat
Zinc + Hydrogen Chloride
Sodium Hydroxide + Copper Sulfate
HELPPPP PLEASEEEEEE
After Interaction How was mass conserved it is discussed below:
Steel Wool + Oxygen (Fire): chemical change
Egg + Heat: chemical change
Water + Heat: physical change.
Zinc + Hydrogen Chloride: chemical change
Sodium Hydroxide + Copper Sulfate: physical change
What is conservation of mass?According to the rule of conservation of mass, no atoms are lost or created during a chemical process. Instead, the atoms combine in various ways to generate products. This is why the number of atoms in each element in a balanced symbol equation is the same on both sides of the equation.
Steel Wool + Oxygen (Fire):The steel wool is a grayish color and has a rough surface. Oxygen is transparent It looks like a powder, and like if it was rusted steel wool but then broken apart and turned into a powder Well Iron oxide is 7 grams and steel wool combined is 7 grams so that the mass was conserved Yes, this is a chemical change because the steel wool rusted and rust is a chemical change, so iron oxide is cause because if a physical change.
Egg + Heat:The egg has a yellow yolk in the middle while there is some type of liquid at the border of the yolk, but it is clear, the heat is hot but transparent The egg turned into a delicious food called an omelet what was yolk staid as a liquid but got a tad harder, but the transparent border around it turned white It was conserved because the eggshell was 4 grams and the fried egg is 41 grams It is a chemical change because it results in the formation of new particles, and the chemical bonds break up and new ones are formed.
Water (H₂O) + Heat:The water is a clear liquid, while the heat is very hot but transparent The water turned into a type of oxygen -Water Vapor- If 5 g of water becomes a gas it becomes 5 g of water vapor. The mass of the liquid water is simply transferred into the mass of the newly formed water vapor. There was no chemical reaction because the water vapor can be turned back to water also it just changed from a liquid to a gas and did not change its composition. So, it is a physical change.
Zinc (Zn) + Hydrogen Chloride (HCl):Zinc: a white/silver metallic solid. Hydrogen chloride (dilute hydroelectric acid) a transparent, colorless liquid with a very low pH (acidic). Zinc "dissolved" in hydrogen chloride, while emitting a colorless gas. The liquid remains a colorless liquid, possibly still having a low pH from the unused acid. The colorless gas collected in a test tube gives a popping sound when ignited with a burning wooden splint, so it is not air embedded in the zinc, nor dissolved in hydroelectric acid. Well although the zinc chloride is 12 grams and not 15 the gas that was released was 3 grams and as we all know 3 + 12 is 15 so that the mass was conserved The production of a new substance (most probably hydrogen) from the reaction of the two reactants. When a few drops of the liquid product are evaporated on a watch glass, a white residue is left. When a few drops of the liquid hydroelectric acid are evaporated on a watch glass, there is no residue. This proves that a new product (hydrogen gas), (white powder, zinc chloride) is produced instead of zinc being physically dissolved in hydroelectric acid. So, it is a chemical change.
Sodium Hydroxide + Copper Sulfate-Sodium hydroxide is a turbid solution and copper sulfate is in form of bright blue crystals. When their solutions are mixed with each other, a pale blue precipitate of basic copper hydroxide & a solution of neutral salt sodium sulfate will be formed. The sodium hydroxide and the copper sulfate combined make a total of 67 grams and the product is split because the sodium sulfate is 47 grams and the copper hydroxide is 20 grams but all together it is still 67 grams so you could say that the mass was conserved. The proof of the reaction is the appearance of pale blue precipitates of basic copper hydroxide & a solution of neutral salt sodium sulfate. So, it is physical change.
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The graph below shows the relative rates of enzyme
activity at different temperatures during a chemical
reaction.
Relative rate of
enzyme action
0 10
20 30 40 50 60
Temperature (°C)
According to the graph, what condition is best for enzyme activity?
OA. A temperature of about 25°C
B. A temperature above 30°C
OC. A temperature below 20°C
D. A temperature of about 0°C
The graph shows that the condition that is best for enzyme activity is A. A temperature of about 25 ° C
What temperature is best for enzymes ?This is because the graph shows that the rate of enzyme activity increases as the temperature increases from 0°C to 25°C. However, the rate of enzyme activity decreases as the temperature increases above 25°C. This is because the enzyme denatures at high temperatures, which means that it loses its shape and function.
The optimal temperature for enzyme activity is different for different enzymes. The optimal temperature for the enzyme in the graph is 25°C.
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The correct answer is A.
From the given graph, the condition that is best for enzyme activity can be inferred as the temperature of about 25°C.
Enzymes are organic molecules that act as catalysts and aid the biochemical reactions that occur in living organisms. Enzymes usually function under specific optimal conditions, including temperature, pH, and salt concentration. Changes in these conditions may affect the enzyme's performance and ultimately cause a decrease or cessation of the reaction's activity.Temperature, in particular, has a significant effect on enzyme activity. The reaction rate increases as the temperature rises until it reaches the optimum temperature, where the enzyme activity is at its peak. As a result, the optimum temperature promotes the highest possible reaction rate, while high or low temperatures may reduce the enzyme's efficacy and cause a decrease in the reaction rate.According to the graph, the optimum temperature for the enzyme activity is approximately 25°C. At 25°C, the relative rate of enzyme activity is maximum, indicating that the enzyme performs optimally at this temperature. In contrast, a temperature of about 0°C would be too low, causing the enzyme to freeze and become inactive. A temperature above 30°C would still be high, causing the enzyme to denature and lose its activity. Lastly, a temperature below 20°C would be too low, causing the enzyme to become inactive due to a lack of energy. Therefore, the optimal temperature for enzyme activity is 25°C.For such more questions on enzyme
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A factory is emitting large amounts of CFCs into the atmosphere. How might this affect people?
O increase in the rate of malaria breakouts
O increase in the level of ocean water
O increase in the rate of skin cancer
O increase in the frequency of violent storms
Answer:
An increase in the rate of skin cancer
Explanation:
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The emission of large amounts of CFCs (chlorofluorocarbons) by a factory can cause an increase in the rate of skin cancer. Therefore, the correct statement is option C.
What are the damages caused by CFCs?CFCs damage the ozone layer which results in more exposure to UV rays on the surface of the earth, which causes an increase in skin cancer rates. The depletion of the ozone layer also disrupts the ecosystems, reduction of crop yields, and causes an increase in global warming.
The increase in malaria breakouts, increase in ocean water levels, and increase in violent storms are not outcomes of CFC emissions. CFCs are known to deplete the ozone layer in the upper atmosphere.
CFCs increase the amount of UV radiation reaching the surface of the damage the human skin causing skin cancer. CFCs can also contribute to global warming, leading to changes in weather patterns and an increase in the frequency of extreme weather events.
Therefore, the emission of CFCs can increase the rate of skin cancer.
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All of the plants and animals living in the same area make up a?
1. Population
2. Community
3. Species
4. Habitat
All of the plants and animals living in the same area make up a community. So, the correct option is B.
What is Community?All the plants and animals that coexist in a region are referred to as a community, as are their interactions. It contains all of the various species that exist there and their interactions with one another, such as mutualism, competition, and predation.
A community in ecology is the collective term for all the populations of various species that coexist and communicate within a specific habitat or geographical region. It covers all of the local living things, including plants, animals, fungi, and bacteria, as well as their relationships. All of the plants and animals living in the same area make up a community.
Therefore, the correct option is B.
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8. In what year was the concentration of carbon dioxide 355ppm? *
о 2012
2010
о 1980
O 1990
Answer:
slightly after 1990 (when it was 354.19)