In humans, spermatogenesis differs from oogenesis in that spermatogenesis ____

a. involves meiosis while oogenesis involves mitosis
b. begins at birth while oogenesis begins at puberty
c. has unequal cytoplasmic divisions, while oogenesis does not
d. produces somatic cells while oogenesis produces gametes
e. produces four functional gametes while oogenesis produces one functional gamete


ANSWER: e

Biology & Microbiology

You might also like to view...

The organelle involved in the oxygen-requiring process by which the energy harvested from macromolecules is used to generate ATP is the:  

A.  chloroplasts. B.  ER. C.  nucleus. D.  lysosome. E.  mitochondria.

Biology & Microbiology

________ is the direct transfer of a phosphate to ADP, forming ATP.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

Which is not a common method of sampling? a. Counting all individuals in the region

b. Mark-recapture sampling. c. Counting individuals in a representative area. d. Observing evidence of an organism's presence in an area.

Biology & Microbiology

Mastoiditis is an inflammation of certain

A. glands B. sinuses C. joints D. bursae

Biology & Microbiology