The parasympathetic nervous system is to the sympathetic nervous system as opposite because parasympathetic nervous system balances the state whereas sympathetic system respond as fight.
What is the parasympathetic nervous system referred to as?
Both sympathetic and parasympathetic nervous systems work opposite to each other. The parasympathetic nervous system is responsible for performing the functions to conserves the body's natural state and relaxes the individual once the duration of emergency has passed. This system decreased the state of arousal while on the other hand, the sympathetic nervous system carries signals that make body systems alert and the parasympathetic carries signals that relaxes system in your body. These two systems work together in order to keep your body in balance state.
So we can conclude that the parasympathetic nervous system is to the sympathetic nervous system as opposite because parasympathetic nervous system balances the state whereas sympathetic system respond as fight.
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what is the key to limiting factors
What are examples of limiting factors?
Some examples of limiting factors are biotic, like food, mates, and competition with other organisms for resources. Others are abiotic, like space, temperature, altitude, and amount of sunlight available in an environment. Limiting factors are usually expressed as a lack of a particular resource.
Answer quick please and right due soon
Answer:
B
Explanation:
got it right on test
Answer:
is b for sure
Explanation:
hope it help u
Which cellular process is carried out by ALL organisms?
Group of answer choices
cellular respiration
chemosynthesis
photosynthesis
Answer:
CELLULAR RESPIRATION
Explanation:
All organisms, including plants, use the process of cellular respiration to transform stored energy in food molecules into usable energy. The energy produced is stored in the form of ATP and is used by organisms to conduct their life processes.
if a population overshoots its ___ it may have a population crash
Is yeast lactose intolerant? How do you know?
Yeast do not have the lactase enzyme and cannot break down lactose. If you add lactaid, lactose will be broken down into glucose and galactose, which can be used by the yeast.
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Answer:
Yes
Explanation:
Yeast is of course lactose intolerant. Note that yeast is a type of fungus, much like other mushrooms. So of course it is lactose intolerant
1. How can embryology be used to explain evolution?
2. What are fossils? How are fossils used to explain evolution?
Answer: 1. Embryology, the study of the development of the anatomy of an organism to its adult form, provides evidence for evolution as embryo formation in widely-divergent groups of organisms tends to be conserved. ... Another form of evidence of evolution is the convergence of form in organisms that share similar environments. 2. Fossils are the preserved remains or traces of animals, plants, and other organisms from the past. Fossils are important evidence for evolution because they show that life on earth was once different from life found on earth today. mark brainliest
Explanation:
what is imunisition
please help me guys
\(\Large\textbf{ACTIVE AND PASSIVE IMMUNITY}\)
Active Immunity, Immunity which is acquired by the own immune response of the body.
Passive Immunity, Immunity which is acquired and dependent upon the antibodies transported from another person or even an animal. A person's immune system does not acquire or make the antibodies itself. A newborn baby acquires passive immunity from its mother through the placenta.
x---------------------------------------------------x
\(\Huge\text{Vaccination:}\)Vaccination is a artificial active immunity. Artificial because the antibodies are not acquired by any natural infection but it is injected into the healthy body of the person. It is Active immunity because the body does not get already made (from other animal) antibodies but it acts on the small amount of the pathogen which is injected in the body and acquires the antibodies itself. So the person acquires antibodies naturally acting on the antigen. Antigen is any foreign agent which triggers the immune system to produce antibodies against it. Vaccines contains antigen which is a harmless form of the bacteria or a virus that causes the disease you are being immunised against. The bacteria or virus are in small proportion and greatly weakened in the vaccine so they just trigger an immune response without causing any real damage. When Vaccine is injected in the body, the immune system starts to make antibodies of different forms against the antigen(Virus or bacteria in the vaccine). When the appropriate shape antibody reacts with the antigen and forms antibody-antigen complex which destroys the antigen. This means that type and shape of antibody is perfect to work against that antigen, then the immune system start forming only those kind of antibodies in great proportion and the Person gets immunised by the vaccine in a natural way.
_____________________________________Best Regards,'Borz'All living things are made of cells. What might be a major difference between cells that are found in human skin and human nerve cells?
A) human skin cells do not have a nucleus
B) nerve cells do not have a membrane so signals can be sent outside the cell
C) nerve cells are much longer to aid in sending signals to and from the brain
D) skin cells lack cytoplasm since nutrients do not need to pass in intracellular space
The major difference between cells that are found in human skin and human nerve cells is option D which is skin cells lack cytoplasm since nutrients do not need to pass in intracellular space.
Cells explained.Cells refer to the most small unit in which human existence is base on. Group of cells combine to form tissues.
Cells has three major components and these are nucleus, cytoplasm and cell membrane.
The cell membrane is the layer that surround the cells and these help to control materials that move in and out of the cells.
Cells is the major constituent of living things.
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CAN SOMEONE HELP ME Effects of rays and chemicals on cell
Explanation:
They have very high levels of chemical reactivity, and therefore generate indiscriminate chemical reactions
Radiation and electrons bombarded by radiation move haphazardly inside the cell, resulting in damage to the various molecules forming the cell.
Chromosomal DNA inside the. cell nucleus can also be damaged
hope this helps
The diagram represents several stages of the cell cycle.
G,
s
G
M
During the cell cycle, normal cells exit the G1 phase and enter the Go phase where they rest. Typically,
cells will reenter the cycle at G1 prior to going on to S phase. However, abnormal cells such as cancer
cells, may not be allowed to enter the Go phase to rest.
As a result, these cells will most likely -
F. mutate during G2 phase
G. continuously repeat the cycle
H. die after DNA replication
J. fail to complete mitosis
Abnormal cells such as cancer cells, may not be allowed to enter the G0 phase to rest. These cells will most likely continuously repeat the cell cycle.
What do you mean by Cell cycle?The Cell cycle may be defined as the entire sequence of events happening from the end of one nuclear division to the beginning of the next nuclear division.
The abnormal cell undergoes a repeated cell cycle because they express an enzyme called telomerase that switches the wearing down of chromosome ends.
This happens normally in the cell cycle, and after multiple repeated cycles, such abnormal cell undergoes apoptosis.
Therefore, abnormal cells such as cancer cells, may not be allowed to enter the G0 phase to rest. These cells will most likely continuously repeat the cell cycle.
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Compare and contrast members of the plant kingdom and animal kingdom. Be sure to discuss: Which is a producer? (2pts.) consumer? (2pts.) multicellular or unicellular? (2pts.) Differences in cell organelles? (2pts.)
•Despite having eukaryotic cells in common, plants and animals are different from one another.
• Plants use CO2 to make food, whereas animals exhale it.
•Animal cells are smaller than plant cells and have a different shape; although plant cells are box-shaped, animal cells are spherical.
•Animals have developed sensory organs and neurological systems, whereas plants either do not express sensation or do so infrequently.
•Animals are primarily heterotrophic and some can be parasitic, such as Teania solium, but plants are primarily autotrophic, or capable of producing food on their own.
• Animals have developed excretory systems; urea is the primary excretory product in humans and the majority of other animals. Plants excrete through transpiration, the removal of extra water.
•Animal cells lack the cell wall, big vacuole, and plastid that are present in plant cells.
•While plants exhibit stimuli for geoteophism, phototrophism, etc., animals exhibit locomotives.
•Producers are organisms that make their own sustenance from uncomplicated inorganic elements like water, sunshine, and carbon dioxide. Green plants and blue-green algae are two examples.
A living thing that consumes creatures from a separate population is referred to as a consumer in a food chain. A producer is an autotroph, whereas a consumer is a heterotroph. Both are living creatures that draw their energy from other organisms. They are frequently referred to as consumers because, like sea angels, they take in organic material by eating other species.
•Multicellular creatures use a variety of cells to perform their many duties, in contrast to unicellular organisms, which consist of just one cell that performs all of the processes required by the organism.
In unicellular creatures, you can find yeast, protists, and bacteria.
Multicellular organisms are made up of several cells, with cell groupings developing to perform specific tasks. Early in a person's development, cells in the body begin to differentiate into distinct types of cells, including blood, skin, muscle, and nerve cells.
•There are some notable distinctions between animal and plant cells, but they both include a plasma membrane, cytoplasm, nucleus, ribosomes, mitochondria, peroxisomes, and in some cases, vacuoles. While microtubule organizing centers (MTOCs) are present in both animal and plant cells, only animal cells have centrioles connected to the MTOC, a structure known as the centrosome. Plant cells lack lysosomes and centrosomes, while animal cells do. Animal cells lack a cell wall, chloroplasts, and other specialized plastids, but plant cells do, as well as a sizable central vacuole.
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Guys please help me.......
Part 1: Cats Falling Out of Windows
Feline High-Rise Syndrome (FHRS) is the term
used in medical cases of cats falling from
balconies or windows of high-rise buildings in
urban areas. The cause of the fall in most cases
happens when the animal jumps from the
window or over the balcony when chasing a bird
or insect, or it slips while walking on the edge of
the balcony or window.
2. Write a claim that answers the essential question: How does the number of injuries per cat relate to the number of stories a cat falls?
The way that the number of injuries per cat relate to the number of stories a cat falls is that:
As we examine the data about cats dropping from a given number of stories, a tendency becomes obvious. The cat sustains more wounds from story one to story eight than in the previous stories combined. Despite the fact that there are fewer injuries in the last category.Why do cats survive after jumping off of a tall building?High-rise syndrome describes the wounds that cats can get when they fall from a steep height, like an inside second-floor landing or balcony, out a window, down a fire escape, or when they fail to jump from a landing to a higher architectural element, like a ledge or window.
Cats may live comfortably in apartments and high-rise buildings, but we must make sure they have enough stimulation and playtime.
Therefore, According to Jim Usherwood of the Royal Veterinary College's structure and motion lab, stated that cats have long, flexible legs. "They have respectable muscle mass. Since they can jump rather well, the same muscles focus their efforts on slowing down rather than shattering bones."
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someone’s please help? I’m totally lost
100 POINTS!!!
1. After first exposure to an antigen, about how long does it take for antibodies to reach a detectable level?
2. What could explain the significant increase in antibodies to non-Lyme disease antigens (blue line)?
3. Lyme disease patients who are treated with antibiotics quickly usually do much better than those who are treated later. Why do you think this is the case?
4. Why doesn’t the Antibodies in Lyme Disease Antigens (orange line) decrease after the first immune response, compared to non-Lyme Disease Antigens (blue line)?
5. Professor Dr. Utpal Pal studied the Borrelia burgdorferi bacterium at the University of Maryland. Dr. Pal found that Lyme disease is caused by your immune system. When the body is infected with Lyme disease, it overreacts causing inflammation in the joints. Although antibiotic resistance has not been observed for B. burgdorferi, create an argument defending the control of antibiotic use to the public.
Answer:
After first exposure to an antigen, it can take about three weeks for antibodies to reach a detectable level. The body will react to disease by creating antibodies and testing their effectiveness against the unknown antigen.
Antibodies are the body's way of fighting off foreign threats. Also known as immunoglobulin, they detect and attack pathogenic bacteria and viruses. These antibodies detect a protein that is unique to the surface of the pathogen called the antigen.
At times, we can see an increase in antibodies for one disease, for example, Lyme disease, in the presence of non-Lyme disease antigens. This is often due to antigenic variation, which is a method used by pathogens to mask their respective antigens. There are also general use antibodies that will increase in reaction to any pathogen.
As with any illness, a patient who receives treatment sooner will fare better than those whose treatment is delayed. This is due to the fact that earlier treatment with antibiotics will allow the body to fight off the infection before the bacteria can reproduce further.
After the first immune response, antigen-specific antibodies will remain for some time to provide the body with "immunity" to the pathogen, while general-purpose antibodies will return to a base value.
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A period comprised of three weeks after the first exposure is required to detect antibodies.
What are immune responses?Immune responses refer to the reactions (e.g., inflammation) which undergo the human body after exposure to infections caused by pathogens such as bacteria or viruses.
Lyme disease is a disease generally caused by Borrelia burgdorferi bacteria.The significant increase in antibodies to non-Lyme disease antigens can be explained by antigenic variation, which is a natural evolutionary mechanism used by pathogens to infect an organism.Patients with Lyme disease who are treated with antibiotics quickly usually react much better than those who are treated later because antibiotics are more efficient to stop infection during the early stages (i.e., before uncontrolled pathogen reproduction).Antibodies in Lyme disease antigens do not decrease after the first immune response because this disease can be masked by the bacterial pathogen.The control of antibiotic use is fundamental to avoid the emergence of natural resistance, which is a natural evolutionary process caused after pathogen exposure.
In conclusion, a period comprised of three weeks after the first exposure is required to detect antibodies.
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Simple carbohydrates burn complex molecules, like proteins and lipids. A. faster than C. at the same rate as B. completely, compared to D. slower than
Suppose your eyes are exposed to a microorganism, what is the first thing you should do?
If your eyes are exposed to a microorganism, the first thing you should do is to Flush your eyes with water for at least 10-15 minutes.
Proper eyelid cleanliness stops the bacterial buildup that leads to blepharitis and the potential for Demodex. Maintaining clean eyelids and lashes is also essential for safeguarding the many glands that line our eyelids and aid in the production of our tears.To allow the fluid to move across the eye, someone should flush their eye for 10 to 15 minutes while attempting to keep their eyes open.Some chemicals, such strong alkalis, may call for 60 minutes of flushing. When flushing the eye, one should make sure there are no chemicals or debris under the eyelid by looking around. They might want to get medical help after flushing.learn more about eyes here: https://brainly.com/question/1688036
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55. Which of the following molecules can be used as a substrate for cellular respiration?
A) glucose
B) lipids
C) proteins
D) fatty acids
E) All of these.
Explain the process and bonds involved in the ability of RNA to fold into complex 3-D shapes, similar to those of tertiary proteins.
RNA molecules fold into complex 3-D structures when base pairing occurs between nitrogen base pairs. The bonds forned are hydrogen bonds.
What are RNA molecules?RNA molecules refers to nucleic acids which are built from ribose sugar molecules instead of deoxyribose as in DNA molecules.
RNA molecules as in DNA are composed of a sugar backbone, a nitrogenous base, and phosphodiester linkages.
The nucleotides found in RNA molecules are:
uraciladeninecytosine andguanineRNA is able to form complex 3-D structures even though they are single-stranded because of base pairing that occurs between adenine and uracil, and guanine to cytosine.
The bonds present in thebase pairs are hydogen bonds.
Hydrogen bonds are bonds which are formed between hydrogen and a highly electronegative atom such oxygen, nitrogen, chlorine, and fluorine.
In the RNA molecule, hydrogen bonds form betweenthe oxygen and nitrogen atoms of the either uracil, adenine, cytosine, or uracil.
These hydrogen bonds results in three-dimensional structures of RNA.
In conclusion, RNA molecules are single-stranded nucleic acids materials.
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what is the process of breaking down food to its smallest units in order for the nutrients to be absorbed?
Answer: digestion
Explanation:
which part of the cell membrane does not mix with water
Answer:
FATTY ACIDS
Explanation:
please help meeeeeeeeeee.
Answer:
T = A
A = U
G = C
A = U
A = U
C = G
Which microfossils are useful for paleotemperature determination
using the oxygen isotope ratios of their shells?
The microfossils that are useful for paleotemperature determination using the oxygen isotope ratios of their shells are foraminifera.
Foraminifera are tiny marine animals that have been living for millions of years. Their shells are made up of calcium carbonate and are well-preserved in sediments. The shells of these microorganisms are widely used in paleoceanography to determine past climatic conditions. Paleoceanography is the study of the history of the oceans in the geological past using sediments and fossils. It helps us to understand how the oceans and climate have changed over time.
Paleotemperature is the measure of the temperature that existed in past geological ages. The temperature is determined by various means, including studying the growth rings of trees, ice cores, and microfossils, and others. Microfossils are microscopic fossils that are found in rocks and sediments that help in reconstructing past environmental and climatic conditions.
Oxygen isotope ratio is the measure of the relative abundance of oxygen isotopes 18O and 16O in a sample. The ratio of the two isotopes changes as a result of temperature changes. The ratio is used to reconstruct past temperature changes.
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Describe how the signal is transmitted across the synapse from an olfactory sensory neuron to the interneuron that transmits the information to the brain.
The olfactory sensory neurons transmit information related to sense of smell to the brain.
The axons of olfactory receptors present in each side of the nose form the olfactory (I) nerves. These nerves terminate in paired masses of gray matter known as olfactory bulbs.
In these olfactory bulbs, a synapse is formed between the axon terminals of the olfactory receptors with the dendrites and cell bodies of olfactory bulb neurons.
The axons of the olfactory bulb neurons extend and form the olfactory tract. These olfactory tracts project to the primary olfactory area of the cerebral cortex as well as the limbic system and hypothalamus.
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In creating a model of our living planet, scientists need to consider four major Earth systems. Briefly describe these four systems, and then explain why it is difficult to study these systems individually.
in own words please...
sorry :(
The four major Earth systems that scientists need to consider are the geosphere, hydrosphere, atmosphere, and biosphere. These systems interact and influence each other, making it challenging to study them individually.
The geosphere refers to the solid Earth, including the rocks, minerals, and landforms. The hydrosphere comprises all the water on Earth, including oceans, rivers, lakes, and groundwater. The atmosphere is the layer of gases surrounding the Earth, responsible for weather and climate. The biosphere includes all living organisms and their interactions with the other systems.
These four systems are interconnected and constantly interact with one another. Changes in one system can have cascading effects on the others. For example, changes in the atmosphere can affect the hydrosphere through precipitation patterns, and changes in the biosphere can impact the geosphere through the process of erosion. Studying these systems individually is challenging because their boundaries are not clearly defined, and their processes are intertwined.
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Which of these energy transformations is taking place in the chimpmunk when its cells use the plants sugars to carry out cell processes?
Answer:
This question lacks options, the options are:
A. chemical energy -> kinetic energy
B. kinetic energy -> solar energy
C. solar energy -> chemical energy
D. kinetic energy -> nuclear energy
The correct answer is A.
Explanation:
All living organisms need energy to carry out certain processes in their body. This energy is obtained in form of ATP (chemical energy) when their food molecules is broken down via a process called CELLULAR RESPIRATION.
This chemical energy (ATP) is needed to perform cellular processes in the body. According to this question, a chipmunk (animal) will utilize the energy it derives (ATP) from breaking down plant sugars to carry out its cell processes. This means that it will transform CHEMICAL ENERGY → KINETIC ENERGY.
Note that, kinetic energy is the energy due to motion in the Chipmunk.
When you are hot, blood vessels in the dermis to maintain homeostasis. When you are cold, blood vessels in the dermis to maintain homeostasis. Heat loss from the body will , when blood vessels in the dermis dilate. Heat loss from the body will when blood vessels in the dermis constrict.
Answer:
Blood vessels in the dermis dilate in the hot days or during exercise to cool off the body by sweating. During cold, the same blood vessels will constrict to keep the body warm and reduce the heat loss.
Explanation:
the surface area of leaves is related to the amount of water a plant loses. which of the leaves most likely comes from a plant that lives in a dry climate?
The leaf with the smallest surface area is most likely to come from a plant that lives in a dry climate. Because the leaf of plants that live in a dry climate will adapt for reduce water loss due to evaporation, so they have reduced leaf size, thick cuticles, and small stomata.
In general , Plants present in the dry climate will have to conserve water, hence they develop smaller leaves for reducing the surface area for water loss . The smaller surface area helps in less exposed area for water to evaporate from the leaf. On the other hand the plants in wet climates results in having the larger sized leaves with a greater surface area because they have more access to water.
Hence, in the given set of leaves, the one with the smallest surface area will come from plant that lives in a dry climate.
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you collect an aquatic organism with jointed appendages, a hard exoskeleton, and antennae. what other features would this organism have?
Other features possessed by this organism are the cephalothorax, a pair of compound eyes, a pair of antennae, a pair of mandibles, pereiopod, keliped, and pleopod.
Crustaceae is a group of anthropods that live in fresh water and sea water. But there are several groups of crustaceans that are able to adapt to life on land. Crustaceans live as carnivores and herbivores or parasites that have an exoskeleton in the form of hard body skin or cuticles. Examples of crustaceans are shrimp and crab.
The characteristics of crustaceans are as follows: The body of a crustacean consists of a cephalothorax or two parts, a fused thoracic head and abdomen or hind abdomen. On the head and thorax protected by the carapace, there are a pair of antennae, a pair of compound eyes, a pair of antennae and a pair of mandibles. The cephalothorax is protected by an exoskeleton. Crustaceans have four pairs of walking legs/pereiopods and one pair of capid or keliped legs. On each segment of the abdomen there are also pleopod pants or swimming legs.
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Which of the following events cannot be predicted
by calendars based on the movements of celestial
objects?
a. spring rains
b. migration of animals
c. floods
d. volcanic eruptions
e. solar eclipses
Answer:
E
Explanation: