Biology Unit 8 Lesson 11 (Answers)
1. What is the term used to describe homologous chromosomes exchanging genetic material during meiosis?
Answer - Crossing-over
2. When scientists analyzed the variations of color expressed in monkey flowers, what did they realize about the offspring of purple monkey flowers?
Answer - The traits expressed did not result from environmental factors.
3. How did NASA help to distinguish genetic factors from environmental ones when studying the effects of living space?
Answer - By analyzing changes in one twin on Earth and the other in space.
4. One way scientists can analyze and interpret data to identify potential environmental factors is by
Answer - analyzing the distribution or variation in traits across a population.
5. Can sunlight change the distribution of traits in a population?
Answer - Yes, because the environment can factor into the distribution of traits.
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What is the term used to describe homologous chromosomes exchanging genetic material during meiosis?
4 answers
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