Single Answer MCQ
Q-00001900

How does the presence of two copies of genes influence the inheritance of traits?

1

It leads to the expression of recessive traits

2

It results in the expression of dominant traits

3

It has no impact on trait inheritance

4

It causes mutations in genes

Answer and Solution

Answer

B. It results in the expression of dominant traits

Solution:

Having two copies of a dominant allele typically results in the expression of the dominant trait. In contrast, having two copies of a recessive allele is necessary for the expression of recessive traits.

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