Mendel determined from his pea plant experiments that some copies of genes are dominant while others are recessive. Explain how two tall plants could produce a short plant.

How have high taxes on tobacco products impacted the number of people who use them? a. the number of tobacco users has increased. b. the number of tobacco users has decreased. c. the number of tobacco users has not changed. d. the number of adolescent tobacco users decreased, while the number of adult users increased

Which of the following human activities resulted in the growth of the north american deer population?

All ova contain sex chromosomes corresponding to: x y xx xy