What is the function of the testes? There is more than one answer. A. Make estrogen

B. houses the developing fetus

C. houses the developing sperm

D. make testosterone

E. is the site of oogenesis

F. the site of spermatogenesis

D

Explanation:

function of teses is to make testosterone

is called echinoderms

option a is correct i.e.

explanation:

in context to the membrane of nerve impulse, the outer membrane of neuron is semi permeable that is only sodium ions can pass through the membrane i.e. smaller ions can pass through the membrane while larger ions cannot pass through it.