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A recessive allele __________.

a. occurs as a regulatory gene only

b. needs to be present on only one chromosome to be expressed

c. is never expressed

d. needs to be present on both chromosomes to be expressed

Respuesta :

rashaaddavis11

D: needs to be present on both chromosomes to be expressed


Why: Because if there was a dominant trait present, then the dominant trait would overpower the recessive trait regardless of the matter.

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