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jok3333 [9.3K]
3 years ago
5

- always expressed when one or two alleles are present

Biology
1 answer:
iren [92.7K]3 years ago
8 0

Answer:

A dominant phenotype will be expressed when at least one allele of its associated type is present, whereas a recessive phenotype will only be expressed when both alleles are of its associated type. However, there are exceptions to the way heterozygotes express themselves in the phenotype.

Explanation:

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