Which best explains how a blond-haired child can be born to two parents with black
hair?

A. A mutation occurred in the child's genes for hair color.

B. Both parents, who were blond as children, experienced a darkening of hair color as they aged.

C. Blond hair is always a dominant trait.

D. The child inherited a recessive trait for blond hair from both parents.

cancer   is   essentially   uncontrolled   mitosis   of specialized cells

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videntify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.

1. is geographic distribution

2 is increasing complexity

3 is transitional forms