Mature Graafian follicle is generally present in the ovary of a healthy human female around
5-8 day of menstrual cycle
11-17 day of menstrual cycle
18-23 day of menstrual cycle
24-28 day of menstrual cycle
Acrosomal reaction of the sperm occurs due to
its contact with zona pellucida of the ova
reactions within the uterine environment of the female
reactions within the epididymal environment of the male
androgens produced in the uterus
Which one of the following is not a male accessory gland?
Seminal vesicle
Ampulla
Prostate
Bulbourethral gland
The immature male germ cell undergo division to produce sperms by the process of spermatogenesis. Choose the correct one with reference to above.
Spermatogonia have 46 chromosomes and always undergo meiotic cell division
Primary spermatocytes divide by mitotic cell division
Secondary spermatocytes have 23 chromosomes and undergo second meiotic division
Spermatozoa are transformed into spermatids
Match between the following representing parts of the sperm and their functions and choose the correct option.
| Column I |
Column II |
||
|---|---|---|---|
| A. | Head | 1. | Enzymes |
| B. | Middle piece | 2. | Sperm motility |
| C. | Acrosome | 3. | Energy |
| D. | Tail | 4. | Genetic material |
$2 \quad 4 \quad 1 \quad 3$
$\begin{array}{llll}\text { } 4 & 3 & 1 & 2\end{array}$
$\begin{array}{llll}\text { } 4 & 1 & 2 & 3\end{array}$
$\begin{array}{llll}\text { } 2 & 1 & 3 & 4\end{array}$