What are the possible benefits of exercise and regular physical activity?

a) reduced cancer risk
b) improved cancer risk
c) irritability
d) a and c

Which of the following is true about marijuana? a) commonly known as the date ra.pe drug b) also called smack c) a common drug used for "relaxation d) also known as laughing gas

True or false a fertilized cell divides many times to form an embryo

Why does a women get a uti? what is a uti?