Medical Quiz

Topics: Genes and DNA Quiz

What is a recessive gene?

A. A recessive gene is passed down from both parents

B. A recessive gene is only expressed when an individual has one copy of it

C. A recessive gene is a gene that is only expressed when an individual has two copies of it, one from each parent.

D. A recessive gene is always dominant in an individual

Select your answer:
     


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What is a dominant gene?

A. A dominant gene is a gene that is only expressed in males.

B. A dominant gene is a gene that skips generations.

C. A dominant gene is a gene that is always recessive.

D. A dominant gene is a gene that is always expressed, overriding the presence of a recessive gene.