After ovulation, the Graafian follicle becomes an endocrine organ called ?

1st polar body is formed at which stage of oogenesis ?

Which one of the following events is correctly matched with the time period in a normal menstrual cycle ?

Besides activating the egg another role of a sperm is to carry to egg ?

The membranous cover of the ovum at ovulation is ?

In humans, at the end of the first meiotic division, the male germ cells differentiate into the ?

If after ovulation, pregnancy does not take place, then the corpus luteum ?

The nutritive medium for the ejaculated sperms is given by ?