Which of the following statements is true of a sperm cell?
A) A sperm cell is significantly larger than an egg cell.
B) A sperm cell contains two Y chromosomes.
C) A sperm cell travels randomly inside a woman's reproductive tract.
D) A sperm cell is one of the smallest types of cells in the body.
Question 2
Which of the following statements is true of sex hormones?
A) They stimulate the hypothalamus, perpetuating the feedback loop in puberty.
B) They respond to pituitary hormones by increasing their production of alleles.
C) They control the production of antibodies by the immune system.
D) They signal the pituitary gland, which, in turn, constrains hormones.
