5. Which statement is a specific example of how artificial selection is
used in society?
A. Pesticides applied to plant-eating beetles yield a pesticide-
resistant population of beetles.
B. Two racehorses with desirable traits are bred to produce a
superior racing horse.
C. Genes are spliced from a bacterial cell and inserted into a cell of
an apple tree.
D. The nucleus of a cow's skin cell is inserted into an egg cell of a
female cow.

B. Two racehorses with desirable traits are bred to produce a superior racing horse.

Explanation:

Artificial selection is also called selective breeding. In artificial selection, two organisms having desirable characters are allowed to breed with each other in order to produce a specie having good characteristics or better from their parents in many ways. For example, two racehorses which contains desirable traits are allowed to breed to produce a better horse.

explanation:

on disadvantage of hydroelectric power is the cost. another disadvantage of using hydroelectric power is finding a water source powerful enough to harvest hydroelectric power.