5. What would be the effect if a gene has a mutation in the location of the stop codon? (4 points)
During translation protein synthesis won't stop when it should so amino acids will continue to be placed and the peptide will be bigger.
Answer:
In genetics, a point-nonsense mutation is a point mutation in a sequence of DNA that results in a premature stop codon, or a point-nonsense codon in the transcribed mRNA, and in a truncated, incomplete, and usually nonfunctional protein product.
When food falls on the ground in a Malian house, who eats it?
A. The youngest child.
B. The rats.
C. The chickens.
D. The women.
Answer:
The Rats.
Explanation:
I think it would be the rats because its a common pest and who has chickens around their house?
In ecology, an ecosystem is similar to
a community. However, an
ecosystem differs in that it
includes...
How is a positive result for the differential property determined?
The determination of a positive result for the differential property typically involves a statistical analysis of the output of the function for a large number of inputs.
What is differential property?The differential property is a property of cryptographic functions, which refers to how small changes in the input of a function result in significant changes in the output. A positive result for the differential property means that there is a high probability that a small difference in the input will result in a significant difference in the output.
This analysis involves comparing the output of the function for pairs of inputs that differ by only one or a few bits. If the probability of observing a specific output difference for a specific input difference is significantly higher than the probability of observing that output difference for a random input, then the function is said to exhibit the differential property.
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Explain the similarities and differences between endocytosis and exocytosis, and give an example of each.
Explain how vaccinations can protect you from infectious diseases such as measles and chicken pox.
Answer:
Look at explanation.
Explanation:
So, most vaccines help us against infectious diseases by inserting a weak or dead version of the virus. This makes your body create antibodies to fight against the virus. So most vaccines prepare your body to be able to TRY and fight the virus by giving you a small taste of what its like.
Hope this helps(would be grateful if you give this brainliest. I need for the lvl up...)
What microbial activities are vital to life on this planet?
Answer:
Microbes living in the soil provide plants with natural protection from pests and diseases. They also are essential for converting nitrogen and other nutrients into forms that plants can use to grow.
Explanation:
Hope it helps!
Which letter represents the arterioles leaving the heart.
A) Z
B) Y and Z
C) X
D) Y
Nature overcomes some natural disasters such as when a flooded mangrove forest or a Burnt forest are reborn study the photos on the right and give examples of how an old ecosystem might be destroyed and make way for a different ecosystem
Genotype: BBee
Phenotype:
DONE
V fur and
V eyes
\(black \: dominant = BB \\ phenotype = black \: fur \\ \\ red \: eyes \: recessive = ee \\ (not \: masked \: b y \: the \: dom \: trait) \\ phenotype = red \: eyes\)
Answer:
Explanation:
Genotype: BBee
Phenotype:
✔ black
fur and eyes
red
When doing the experiment of crossing drosophila. What are the prevaution and sources of error ?
Explanation:
Precautions:
1. Proper handling of drosophila: It is important to handle drosophila with care, avoiding rough handling and exposure to extreme temperatures.
2. Keeping the experimental setup clean: The experimental setup should be kept clean to avoid contamination and the spread of diseases.
3. Selection of appropriate crosses: The selection of appropriate crosses should be done carefully to obtain accurate results.
4. Use of appropriate food and media: The use of appropriate food and media is crucial for the growth and survival of drosophila.
5. Proper labeling and record-keeping: Proper labeling and record-keeping of experimental setups and crosses help to keep track of the results.
Sources of Error:
1. Mutation: Mutation can occur randomly in drosophila, leading to unpredictable and unexpected results.
2. Environmental factors: Environmental factors such as temperature and humidity can affect the growth and development of drosophila, leading to inaccurate results.
3. Contamination: Contamination with other organisms or pathogens can affect the results of the experiment.
4. Cross-contamination: Cross-contamination of different drosophila strains can affect the results of the experiment.
5. Human error: Human error, such as incorrect labeling or accidental mixing of samples, can affect the accuracy of the results.
Hopes this helps
If the frequency of the disorder in the population is 0.0070, what is the percentage of heterozygous carriers
Answer:
15.322 %
Explanation:
Supposing that this is a recessive disorder and the population is in Hardy-Weinberg equilibrium:
p² + 2pq + q² = 1, where
1- the genotypic frequency of the homo-zygous dominant allele is p²,
2- the genotypic frequency homo-zygous recessive allele is q², and
3- the genotypic frequency heterozygous allele is 2pq
Therefore:
q² = 0.007 >> q = √ 0.007 = 0,0836
p = 1 - q = 1 - 0,0836 = 0.9164
2pq = 2 x 0.9164 x 0,0836 = 0.15322 (or 15.322 %)
can someone give me and simple explanation for this?
What's the difference between primary succession and secondary succession?
Primary succession and secondary succession are two different processes of ecological succession that occur after a disturbance in an ecosystem.
Primary succession is the process by which a new ecosystem is formed on barren land where no soil or organisms exist, such as after a volcanic eruption or glacial retreat.
The process begins with the colonization of bare rock or sand by pioneer species like lichens and mosses. Over time, these organisms break down the rock or sand, creating soil that can support the growth of larger plants like grasses and shrubs. Eventually, trees and other complex organisms take root, creating a mature ecosystem.
Secondary succession, on the other hand, occurs when a disturbance, such as a wildfire or human activity, destroys an existing ecosystem but leaves behind soil and some organisms.
The process begins with the growth of pioneer species that can quickly colonize the area, such as weeds and grasses. As the ecosystem recovers, more complex organisms move in, and the ecosystem slowly returns to its previous state.
In summary, primary succession occurs on bare land without soil or organisms, while secondary succession occurs on land that has been disturbed but still contains some soil and organisms. The processes of succession are essential for the renewal and recovery of ecosystems after a disturbance.
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the scatterplot shows a correlation between height and weight for adults participating in a study. Which graph shows the line of best fit for the data set
A scatter plot is used to display a correlation between two continuous variables, as shown in the given problem. A line of best fit is a straight line that passes through most of the data points in a scatter plot, indicating the direction and strength of the relationship between the two variables.
In order to determine the line of best fit in a scatter plot, one needs to draw a line that best represents the overall pattern of the data points. To illustrate, one might consider the following three graphs:In the first graph, the line of best fit is relatively flat, indicating a weak correlation between the two variables. This means that weight does not increase or decrease in direct proportion to height, but rather varies more independently.In the second graph, the line of best fit is more diagonal, indicating a stronger correlation between height and weight.
This means that as height increases, weight also tends to increase, although the relationship is not necessarily linear.In the third graph, the line of best fit is steep, indicating a very strong correlation between the two variables. This means that as height increases, weight tends to increase at a faster rate.
The answer to the given question would depend on the slope of the line of best fit in the scatter plot provided. However, it is not possible to determine this without the scatter plot itself. In this case, the line of best fit would be a good predictor of weight given height.
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Answer: it’s b
Explanation: the one starting from 130 and going up
hypothesis on what is the effect of the genes of the parental mice on the fur color of the offspring mice? use "If...then...format
Answer:
If the GENES of the parental mice encodes for a black fur, THEN the FUR COLOR of one of the offspring mice will be black.
Explanation:
Hypothesis is one of the steps used in the scientific method. It is a testable explanation of a given question or observation. Hypothesis in an experiment must be subjected to testing via experimentation in order to determine whether to reject it or not.
Hypothesis is usually constructed in the IF, THEN format. It tells us how the independent variable (cause) affects the dependent variable (outcome). In this case, a question is asked this: "what is the effect of the genes of the parental mice on the fur color of the offspring mice?"
A possible hypothesis will be: If the GENES of the parental mice encodes a black fur, THEN the FUR COLOR of one of the offspring mice will be black.
Answer:
A. If either parent mouse passes a dominant allele, the offspring will have black fur.
Explanation:
Either option is correct because it didn't show any green check. It determines on what hypothesis you wrote. I chose A because it relates to my statement. <33
according to sigmund freud, girls and boys develop feminine and masculine identities, respectively, when they
Begin to identify with their same-sex parent and give up their desire for their other-sex parent.
What was the theory of Sigmund Freud?Sigmund Freud's hypothesis, to put it simply, holds that unconscious motivations, memories, and recollections influence conduct. According to this view, the id, ego, and superego are the three parts of the psyche. The id is totally unconscious, whereas the ego operates in the conscious mind.
Why is Sigmund Freud so well-known? Who was he?Sigmund Freud was a neurologist in the late 19th and early 20th centuries. The psychoanalytic approach was created by him, and he is often considered as the father of modern psychology.
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Question:
According to Sigmund Freud, girls and boys develop feminine and masculine identities when they
a) begin to desire their parent of the other sex.
b) relinquish their desire for the other-sex parent and begin to identify with their same-sex parent.
c) begin to express their libido in socially acceptable ways.
d) reach the genital stage of development.
What are the Mendelian inheritance principles?
The Mendelian inheritance principles are called the Law of Segregation, the Law of genetic Dominance and the Law of Independent Assortment.
What are the Mendelian genetic inheritance principles?The Mendelian genetic inheritance principles are a series of laws that dominate genetic patterns of inheritance which were discovered by Gregor Mendel who investigated inheritance in pea plants.
The Law of Segregation indicates that alleles separate in different gametes when they are not linked, and the law of dominance indicates that certain alleles mask the expression of recessive alleles in heterozygous individuals. Moreover, the Law of Independent Assortment is based on genes that are located on different chromosomes.
Therefore, with this data, we can see that the Mendelian genetic inheritance principles are fundamental to understanding inheritance patterns and they were discovered by Gregor Mendel working with different traits in the pea plant.
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How is an air mass classifieds
Temperature and location or
temperture and humidty or Density and humidity Or density and location. Please explain
An air mass is primarily classified based on its temperature and humidity characteristics. The classification of air masses takes into account both temperature and humidity, as these two factors greatly influence the properties and behavior of the air mass.
Temperature: The temperature of an air mass is a key factor in its classification. Air masses are categorized as either warm or cold, depending on their temperature relative to the surrounding air.
Humidity: Humidity, which refers to the amount of moisture present in the air, is another crucial factor in classifying air masses. Air masses can be classified as either dry (low humidity) or moist (high humidity), depending on the moisture content they contain.
Location: The location of an air mass is considered in its classification to provide a geographical reference. For example, if an air mass originates in the polar regions, it may be referred to as a polar air mass.
Density: While temperature and humidity are the primary factors in air mass classification, density is indirectly related to these factors. Cold air is denser than warm air, so a cold air mass tends to be denser and has a greater tendency to sink and displace warmer, less dense air.
In summary, air masses are primarily classified based on temperature and humidity. However, factors such as location and density are considered to provide additional information about the air mass and its behavior within the atmosphere.
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HELP ME PLEASE
Jellyfish can reproduce both asexually and sexually.
Which of the following statements is TRUE based on the advantages and disadvantages of asexual and sexual reproduction.
A- Jellyfish should reproduce asexually if they were experiencing unstable environmental conditions, such as varying extreme temperatures and limited food sources
B- Jellyfish should reproduce sexually if larger numbers of offspring are needed in a short amount of time and energy expenditure is limited
C- Jellyfish should reproduce sexually if the species needed genetic variation that natural selection can act on, leading to more adaptations
Jellyfish should reproduce sexually if genetic variation is needed in order to survive in the change in environment.
Jellyfish should reproduce sexually if genetic variation is needed by the organism leading to more adaptations to the natural environment. There is no variation between offspring in asexual reproduction.
It involves single parent not two parents so their chances of survival against change of environment while on the other hand, offspring produced from sexual reproduction having variations that leads to higher chance of survival.
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whitch is a term for decomposer
Materials:
Procedures:
The procedures are listed in Practice Writing a Lab Report Activity. You do not need to include them here.
Data Analysis:
Part 1: Include the data provided in the lab scenario here. If you were conducting an experiment, you would record your data in a table.
Part 2: Using your data in Part 1, create a graph that represents the height of each plant over the ten days.
Insert chart [Hint: don’t forget to consider the relationship between your data and the type of graph to best represent your data. A line graph would be the best option to analyze this data. Remember to give your graph a title.]
Conclusion:
Include the following as a summary paragraph in the conclusion of your lab report:
• Analysis of the data-
o Which fertilizer worked best? Explain.
o Which plant did not grow well? Explain.
• Rationale to support or reject John's hypothesis
• Description of how the investigation could be tested further
Questions:
1. Explain what makes a scientific experiment reliable. Be sure to include at least three reasons to support your answer.
2. During research, why is it important to use peer reviewed evidence when collecting background information during a scientific investigation?
Days No fertilizer (cm) Chemical Fertilizer (cm) Organic Fertilizer (cm)
1
2
3
4
5
6
7
8
9
10
Conclusion:
Conclusion questions need to be answered using complete sentences. Some questions may require a longer explanation in paragraph form.
Was John’s hypothesis correct or incorrect? Why or why not?
Based on the data in the table, which fertilizer worked the best? Explain your answer.
Which plant did not grow well? Explain your answer.
Questions:
Analysis questions need to be answered using complete sentences. Some questions may require a longer explanation in paragraph form.
How would you improve this experiment?
As a real-world application, how can this experiment be beneficial?
John had a science fair project that he needed to do. He wanted to test the effects that organic and chemical fertilizers had on plant growth. John predicted that the organic fertilizer would make the plants grow taller. He used three pots, three of the same type of seed, soil, organic fertilizer, chemical fertilizer, water, and a ruler. John put soil in the pots. He added chemical fertilizer to the first pot, organic fertilizer in the second pot, and no fertilizer in the third pot. He then planted one seed in each pot. John had to water the pots daily. He also checked for growth and took measurements for a period of 10 days. He measured the height of the plants.
Days No Fertilizer (cm) Chemical Fertilizer (cm) Organic Fertilizer (cm)
1 0 0 0
2 0 0 0
3 0 0 0
4 0 0 0
5 0 0.5 0
6 0 1.3 0
7 0 1.9 0.3
8 0 2.2 1.6
9 0 4.5 3.2
10 0.2 5.2 3.8
John made a data table to record his measurements.
After the 10th day, John observed that the plant with the chemical fertilizer grew the most.
Data Analysis:
Part 1:
| Days | No Fertilizer (cm) | Chemical Fertilizer (cm) | Organic Fertilizer (cm) |
|------|--------------------|--------------------------|-------------------------|
| 1 | 0 | 0 | 0 |
| 2 | 0 | 0 | 0 |
| 3 | 0 | 0 | 0 |
| 4 | 0 | 0 | 0 |
| 5 | 0 | 0.5 | 0 |
| 6 | 0 | 1.3 | 0 |
| 7 | 0 | 1.9 | 0.3 |
| 8 | 0 | 2.2 | 1.6 |
| 9 | 0 | 4.5 | 3.2 |
| 10 | 0.2 | 5.2 | 3.8 |
Part 2: [Insert a line graph representing the height of each plant over the ten days. Title the graph "Plant Growth Over 10 Days."]
Conclusion:
The analysis of the data shows that the chemical fertilizer worked best, as the plant treated with chemical fertilizer grew to 5.2 cm in height, while the organic fertilizer plant grew to 3.8 cm. The plant with no fertilizer did not grow well, only reaching 0.2 cm in height over the ten days.
John's hypothesis that the organic fertilizer would make the plants grow taller was incorrect. The chemical fertilizer had a greater impact on plant growth than the organic fertilizer. To further test this investigation, John could use a wider variety of plants, different types or concentrations of fertilizers, or extend the duration of the experiment.
Questions:
1. A scientific experiment is reliable when it is:
- **Replicable**: The experiment can be reproduced by other researchers with the same results.
- **Controlled**: Variables are carefully controlled to reduce the impact of external factors on the experiment's outcome.
- **Valid**: The experiment measures what it is intended to measure, and the results accurately reflect the effect of the variables being tested.
2. Using peer-reviewed evidence during a scientific investigation is crucial because:
- It ensures the information is accurate and reliable, as it has been reviewed and approved by experts in the field.
- It helps maintain high standards of research and reduces the likelihood of using incorrect or misleading information.
- It promotes the sharing of knowledge among researchers and encourages collaboration, which can lead to more reliable and effective scientific investigations.
Conclusion Questions:
John's hypothesis was incorrect because the data showed that the chemical fertilizer made the plants grow taller than the organic fertilizer.
Based on the data in the table, the chemical fertilizer worked the best, as it led to the greatest increase in plant height (5.2 cm) after ten days.
The plant that did not grow well was the one with no fertilizer, as it only reached 0.2 cm in height after ten days.
Analysis Questions:
To improve this experiment, John could:
- Test different types or concentrations of fertilizers to see how they affect plant growth.
- Use a larger sample size of plants for each fertilizer type to account for any variability within each group.
- Extend the duration of the experiment to observe the long-term effects of the fertilizers on plant growth.
This experiment can be beneficial in real-world applications by helping farmers, gardeners, and agricultural companies determine which type of fertilizer is most effective for promoting plant growth. By understanding the impact of chemical and organic fertilizers on plant growth, they can make informed decisions about the best fertilization practices for their crops and gardens.
There are three sources of genetic variation in sexual reproduction. Determine which of the following statements accurately describes which of these are considered random and which are not
Genetic recombination and independent assortment are considered random sources of genetic variation, while mutations can occur randomly or due to specific factors.
In sexual reproduction, the three sources of genetic variation are genetic recombination, independent assortment, and random mutations. Among these sources, genetic recombination and independent assortment are considered random processes, while mutations are not entirely random.Genetic recombination occurs during meiosis when homologous chromosomes exchange genetic material through crossing over. This process is considered random as the precise locations where recombination events occur are unpredictable.Independent assortment refers to the random alignment and separation of homologous chromosomes during meiosis I. The random positioning of maternal and paternal chromosomes contributes to genetic diversity in offspring.On the other hand, mutations are not entirely random as they can be influenced by various factors such as exposure to mutagens or errors in DNA replication. However, the specific mutations that occur at particular loci are generally considered random events.Therefore, the accurate statement would be that genetic recombination and independent assortment are considered random sources of genetic variation, while mutations are influenced by both random and non-random factors.For more such questions on Genetic variation:
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Why is it said that natural selection acts on phenotypes rather than on the genetic material of organisms?
Answer:
It's because an organism's phenotype, or physical traits, are what truly decide whether it can reproduce and pass on its genotype to the following generation.
Because the phenotype of an organism represents the alleles that are actually expressed in that organism, natural selection affects that phenotype.
Explanation:
What are TWO issues with living in space that need to be addressed by scientists and how are they addressed?
Based on the data in the graph, how are cyanobacteria responsible for the rise in atmospheric oxygen? State your claim, then make sure to use evidence from biological processes and data from the graph to support your claim.
Answer:
They perform photosynthesis, releasing oxygen into the atmosphere as a by-product.
Explanation:
Around the time that cyanobacteria appear around 3.2 billion years ago, the oxygen levels rise sharply.
Cyanobacteria are photosynthetic organisms. They possess the photosynthetic pigment chlorophyll, meaning they can trap light energy and use it to power chemical reactions to synthesise glucose. They convert carbon dioxide and water into sugar, releasing oxygen into the atmosphere as a byproduct. This causes oxygen levels to rise.
Answer:
Cyanobacteria are microbes that live primarily in seawater. They are believed to have been the first organisms on Earth to perform oxygenic photosynthesis. In this process, they produce organic carbon, the building blocks of life's molecules, and release oxygen gas (O2).As oxygen photosynthesis starts,that's when the first O2 producing of cyanobacteria occurs.The graph reaches a peak at Cambrian explosion.
20. Geneticists creating the "glow in the dark" or fluorescent rabbit, inserted the GFP gene
from a jellyfish that makes it glow. The geneticist studied these rabbits to learn how....
(1 point)
A) to create a new energy source
B) to create interesting looking pets.
C) the florescent cells can help track the movement of cells.
D) to create light in a dark laboratory.
The answer is C) The fluorescent cells can help track the movement of cells.
Explanation:
Fluorescent animals such as rabbits have been created by using the GFP gene that is the Green Fluorescent Protein, which occurs naturally in the Aequorea Victoria jellyfish. In this way, the protein was extracted from jellyfish and used in mammals, including rabbits. This particular use of genetics does not only make animals glow in the dark but also helps geneticists to study cells as it makes visible how cells move, develop or change. Thus, the correct answer is C.
What are the functions for d the organelles in an animal
Cell?
Answer:
Centrioles - Centrioles are self-replicating organelles made up of nine bundles of microtubules and are found only in animal cells
What is the hypothesis? Find the hypothesis in the Research Background
Your predictions about the results of your investigation are expressed in a hypothesis. It is a speculative solution to your research topic that hasn't been put to the test.
What kind of an assumption is this?Hypothesis Daily exposure to the sun increases levels of satisfaction. In this case, the independent variable and attributed cause is sun exposure. Happiness level is the regression coefficient and the assumed effect.
Is that a hypothesis or a question?Simply expressed, a hypothesis is a descriptive method that also identifies the expected or predicted result of the study. Without a working hypothesis, no scientific experiment or investigation can be carried out.
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Carbonated drinks get that way when pressurized carbon dioxide gas is forced into flavoured water. A chemical reaction between water molecules and some of the carbon dioxide molecules creates hydrogen ions and bicarbonate, which is a buffer. In your opinion, is this reaction likely to raise the pH of a soda above 7 , or lower it? Give your reasoning
The carbonated drinks are a result of the reaction between the carbon dioxide added to them and the water molecules. This reaction between \(CO_{2} and h_{2}O\) results in the formation of carbonic acid.
Moreover, the release of the hydrogen ions makes the solution acidic, thereby decreasing the pH of the drink.
This is the pH of the carbonated drinks is between 2.5 and 3.5.
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Question 5
Cells are often referred to as the building blocks of life. How does this investigation support that statement?
Answer:
Not enough information
Explanation:
You haven't given any reference. However, they are referred to as the building blocks of life because, for example, in Prokaryotic cells, which are unicellular, everything required for them to survive and reproduce is all found within a single cell.
Answer:
Cells are the basic unit of life. Thus, Cells are like building blocks of life because all living organisms start off as cells.
Explanation: