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There are prerequisites for natural selection to take place. Can you identify them? Check all that are correct.
What are the prerequisites for natural selection to take place?
1. In a given population genetic variation must exist.
2. Variations within a population are always the result of DNA mutations.
3. In a given population, more offspring are produced than can survive.
4. Reproduction within a population is differential.
5. In any population natural selection can only occur if there is sexual reproduction.
6. Inherited traits that provide an advantage will lead to death and possible extinction.
Answers: 3
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Which phase of the cell cycle ensures that identical copies of the dna are made for daughter cells?
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Which term most precisely describes the cellular process of breaking down large molecules into smaller ones? a) catalysis b) metabolism c) anabolism d) dehydration e) catabolism
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Biology, 22.06.2019 20:30, shymitch32
Tay-sachs disease is a human genetic abnormality that results in cells accumulating and becoming clogged with very large, complex, undigested lipids. which cellular organelle must be involved in this condition?
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