Which process must a cell undergo top identical cells at the end of cell division

In the water cycle , when does water undergo a chemical change

What is the problem in this article? what solution does the article propose?

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