Which of the following is TRUE for spermatogenesis but NOT for oogenesis?
It results in the formation of haploid gametes.
Meiosis occurs continuously in a mitotically dividing stem cell population.
Differentiation of gamete occurs after the completion of meiosis.
It is controlled by the Luteinising hormone (LH) and Follicle Stimulating Hormone (FSH) secreted by the anterior pituitary.
Related Questions
Ovum is
A male gamete
A female gamete
A type of muscle cell
A type of nerve cell
Spermatogenesis is induced by
FSH
ACTH
ICSH
ATH
If fertilization does not occur, what happens to the secondary oocyte?
Completes meiosis I
Completes meiosis II
Degenerates
Develops into a mature ovum
During oogenesis, what non-cellular structure separates the oocyte from the surrounding granulosa cells?
Basement membrane
Plasma membrane of the oocyte
Zona pellucida
Cytoplasmic bridges
Which cell organelle is absent in human sperm?
ER
Mitochondria
Nucleus
Centrioles
Which one is released from the ovary?
Primary oocyte
Secondary oocyte
Grafian follicle
Oogonium
2n=16 is a primary spermatocyte, which is in metaphase of first meiotic division. What shall be the total number of chromatids in each of the secondary spermatocyte?
32
8
16
24
At what stage of life is Oogenesis initiate in a human female?
At puberty
During Menarche
During Menopause
During Embryonic development
The correct sequence of spermatogenetic stages leading to the formation of sperms in a mature human testis is
Spermatogonia → Primary spermatocytes → Secondary spermatocytes → Spermatids → Spermatozoa
Spermatids → Spermatozoa → Secondary spermatocytes → Primary spermatocytes → Spermatogonia
Primary spermatocytes → Secondary spermatocytes → Spermatogonia → Spermatids → Spermatozoa
Spermatogonia → Spermatids → Primary spermatocytes → Secondary spermatocytes → Spermatozoa
Which of the following is a role of Sertoli cells in spermatogenesis?
They provide nutrition to the developing sperms
They stimulate germinal epithelium
They direct morphogenesis of sperm
They provide nutrition to developing sperm; they direct morphogenesis of sperm
