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Iteru [2.4K]
2 years ago
7

How much time passed between the formation of the Earth and the first life?

Biology
1 answer:
Aleonysh [2.5K]2 years ago
5 0
How to negative a sentence
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An allele is one of the two or more different forms of the same gene.

For example, a trait such as seed shape is represented expressed a gene, but with allele of "RR" (round seeds) and "rr"(wrinkled seeds) observed physically by the farmers.

Thus, the correct answer is that a gene can take different forms called alleles.

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