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Pavel [41]
3 years ago
9

The two molecules that make up the sides of the ladder or the side portion of a dna molecule are

Biology
1 answer:
valina [46]3 years ago
8 0
Answer: sugars and phosphates
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What is the definition of epistasis?
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The definition of Epistasis in gene biology is Choice D: when the allele of one gene masks the phenotype of another gene

Definition:

When the phenotypic effect of alleles at one gene are masked by alleles of another gene.

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