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Questions and Answers
What is the first requirement for the process of natural selection according to Darwin?
What is the first requirement for the process of natural selection according to Darwin?
- Variation
- Competition
- Overproduction (correct)
- Adaptation
Which of the following traits are hereditary in a population according to the text?
Which of the following traits are hereditary in a population according to the text?
- Behavioral instincts, learned skills, and social interactions
- Environmental adaptation, camouflage ability, and intelligence
- Food preference, nesting habits, and migration patterns
- Color, size, crawling ability, and shell hardness (correct)
What is the struggle that living things face in natural selection primarily for?
What is the struggle that living things face in natural selection primarily for?
- Reproduction opportunities
- Territorial expansion
- Survival resources like food, water, and shelter (correct)
- Establishing dominance hierarchy
What did Darwin observe about individuals with helpful characteristics in natural selection?
What did Darwin observe about individuals with helpful characteristics in natural selection?
What leads to the accumulation of helpful variations in a population over time?
What leads to the accumulation of helpful variations in a population over time?
According to Darwin, what happens to unfavorable variations in a population over time?
According to Darwin, what happens to unfavorable variations in a population over time?
What can affect an organism's ability to survive and may lead to natural selection?
What can affect an organism's ability to survive and may lead to natural selection?
Which of the following is determined by genes and can be acted upon by natural selection?
Which of the following is determined by genes and can be acted upon by natural selection?
What is sexual selection?
What is sexual selection?
How do genetic variations contribute to the diversity of organisms?
How do genetic variations contribute to the diversity of organisms?
In sexually-reproducing organisms, why do females choose mates with specific traits?
In sexually-reproducing organisms, why do females choose mates with specific traits?
Which type of cell mutation can be passed on to offspring?
Which type of cell mutation can be passed on to offspring?
How does male competition manifest in some species?
How does male competition manifest in some species?
What impact do mutations to body cells have on future generations?
What impact do mutations to body cells have on future generations?
What is an example of coevolution mentioned in the text?
What is an example of coevolution mentioned in the text?
In the context of natural selection, why are only traits controlled by genes subject to selective pressures?
In the context of natural selection, why are only traits controlled by genes subject to selective pressures?
What do fossils represent in the context of evolution?
What do fossils represent in the context of evolution?
How are patterns in the fossil record useful for scientists?
How are patterns in the fossil record useful for scientists?
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