1) Human egg and sperm are similar in that ________. they have the same degree of motility they have the same number of chromosomes about the same number of each is produced per month they are about...

1) Human egg and sperm are similar in that ________. they have the same degree of motility they have the same number of chromosomes about the same number of each is produced per month they are about the same size 2) The primary function of the uterus is to ________. protect the ovaries regulate the ovarian and menstrual cycles receive, retain, and nourish a fertilized ovum synthesize female hormones 3) The dartos and cremaster muscles are important to the integrity of the male reproductive system. Which of the following is true about the role they play? They are responsible for penile erection They regulate the temperature of the testes. They contract to push sperm along the ductus deferens They contract to allow ejaculation.