A cross section at the midpoint of the middle piece of a human sperm will show

Options

A. centriole, mitochondira and 9+2 arrangement of microtubules
B. centriole and mitochondria
C. mitochondria and 9+2 arrangement of microtubules
D. 9+2 arrangement of microtubules only

Answer

C

Explanation

The cross section of the sperm midpiece shows the axial bundle of microtubules or axoneme surronded by a microtubular sheath in which the mitochondira of the spermatid have become arranged in a helical manner. The microtubular structure provide the ability of the sperm to swim through the reproductive tract of the female. The microtubules are in 9+2 arrangement.