In the vertebrates testes, for nourishment during spermiogenesis, the spermatids get attached to

The menstrual cycle begins with the casting off of

Follicular atresia is

The human fetus develops limbs and digits:

1. After one month of pregnancy

2. By the end of second month of pregnancy

3. During the fifth month of pregnancy

4. By the end of second trimester of pregnancy

Graafian follicle of ovary secretes which hormone

1. Cortisone

2. Relaxin

3. Progesterone

4. None of these

In man the vas deferencs emerges from

1. Cauda epididymis
2. Caput epididymis
3. Corpora cavernosa
4. Glomus major

The primary oocyte completes its first meiotic division within the:

1. Primary follicle

2. Secondary follicle

3. Tertiary follicle

4. Graafian follicle

Which of the following is characteristic for identifying the structure of the mammalian testis?

In the male human being, sperms contain autosomes and

1. Only one Y-chromosome

2. Only one X-chromosome

3. Both X and Y-chromosome

4. Either X or Y-chromosome