A family has a Y-linked disease that affects the father. What is the chance of a male offspring inheriting the same disease? ОА.100%
ОВ.50%
OC. 25%
OD.0%

OB, 50%

Explanation:

        In families where one parent carries a defective gene, each child has a 50 percent chance of inheriting the gene and therefore the disorder. Males and females are equally at risk and the severity of the disorder can differ from person to person.

the correct answer is:

a population changes in response to a change in the environment.