Which of the following is required for the secretion of testosterone?
a. Sertoli cells
b. FSH
c. Leydig cells
d. GnRH
Ans: d. GnRH
Biology & Microbiology
You might also like to view...
Organisms in the genus Pseudomonas are resistant to quats.
Answer the following statement true (T) or false (F)
Biology & Microbiology
Which of the following occurs in all species of living organisms and may lead to an increase in genetic variation?
(A) Mutations in the genome (B) Crossing-over in meiosis (C) Random assortment of chromosomes (D) Alternative splicing of mRNA
Biology & Microbiology
Animals that are warm blooded, have body hair, and produce milk for their young are grouped in the class
a. amphibia b. mammalia c. aves d. reptilia
Biology & Microbiology
Veins always carry blood:
A) away from the lungs. B) toward the heart. C) toward the capillaries. D) away from the heart.
Biology & Microbiology