27. The Reproductive System

The second meiotic division is very similar to mitosis. How would you explain the differences between the first meiotic division and mitosis?

Relative to differences between mitosis and meiosis, choose the statements that apply only to events of meiosis:

a. Tetrads present

b. Produces two daughter cells

c. Produces four daughter cells

d. Occurs throughout life

e. Reduces the chromosomal number by half

f. Synapsis and crossing over of homologous occur

The normal diploid number of human chromosomes is:

a. 48

b. 47

c. 46

d. 23

e. 24

In terms of development, which of these pairs is mismatched?

a. Vagina—penis

b. Testis—ovary

c. Labia majora—scrotum

d. Uterine tube—ductus deferens