Which of the following cells during gametogenesis is normally diploid?
1. | spermatogonia, spermatocyte, spermatozoa, spermatid |
2. | Spermatogonia, spermatozoa, spermatocyte, spermatid |
3. | Spermatogonia, spermatocyte, spermatid, spermatozoa |
4. | Spermatid, spermatocyte, spermatogonia, spermatozoa |
Sertoli cells are found in:
1. | ovaries and secrete progesterone |
2. | adrenal cortex and secrete adrenaline |
3. | seminiferous tubules and provide nutrition to germ cells |
4. | pancreas and secrete cholecystokinin |
The correct sequence of spermatogenetic stages leading to the formation of sperms in a mature human testis is:
1. | spermatocyte-spermatogonia- spermatid-sperms |
2. | spermatogonia-spermatocyte-spermatid-sperms |
3. | spermatid-spermatocyte-spermatogonia-sperms |
4. | spermatogonia-spermatid-spermatocyte-sperms |
1. primary spermatocytes
2. secondary spermatocytes
3. spermatids
4. spermatogonia
Sertoli cells are regulated by the pituitary hormone known as:
1. FSH
2. GH
3. Prolactin
4. LH