Non primate mammalian females have:
1. a follicular cycle
2. an estrous cycle
3. a menstrual cycle
4. a luteal cycle
The first structure amongst the following to receive sperms would be:
1. vas deferens
2. urethra
3. epididymis
4. seminal vesicle
Male fertility primarily depends on sperm count. Sterility is likely if the count is below:
1. 100,000,000 / ml
2. 20,000,000 / ml
3. 100,000 / ml
4. 1,000 / ml
Oviparous mammals are:
1. marsupials
2. placental mammals
3. monotremes
4. None
Progesterone is secreted in large amounts by:
1. corpus luteum
2. anterior pituitary
3. Graafian follicle
4. hypotahlamus
Which hormone is the immediate cause of ovulation?
1. FSH
2. progesterone
3. estrogen
4. LH
The number of chromosomes in mature sperm would be:
1. 1
2. 2
3. 23
4. 46
An organelle covering the head of animal sperm and containing enzymes that digest the egg cell coating, thus permitting the sperm to enter the egg is called as:
1. | nebenkern | 2. | manchette |
3. | head | 4. | acrosome |
Largest amongst the following would be:
1. spermatid
2. mature egg cell
3. polar body
4. secondary spermatocyte
Identify the source of testosterone in males:
1. seminiferous tubules
2. epididymis
3. Sertoli cells
4. Leydig cells