How many pair of chromosomes make up a set of homologous chromosomes

a) 1
b)2
c)3
d)4

How many years would it take the atlantic ocean to grow 500 centimeters? show your work.

Patient has just received an organ transplant which treatment would be most effective in preventing the patient’s body from

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