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Luba_88 [7]
3 years ago
6

What factor are necessary for natural selection to occur?

Biology
1 answer:
sergeinik [125]3 years ago
8 0

1.Reproduction

2.Heredity

3.Variation in fitness or organism

4.variation in individual characters among members of the population

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The answer is d or c but I think it’s b. Hope this helps!
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A train car is to a train, as a _____________________ is to a polymer as a molecule is to a __________________________.
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4 years ago
In the example of adrenaline signaling used in the animation, suppose each amplification step produces hundredfold active molecu
sesenic [268]

Answer:

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Read more on Brainly.com - brainly.com/question/14995672#readmore

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