Human Reproduction Question 47

47. The second maturation division of the mammalian ovum occurs

[2010]

(a) shortly after ovulation before the ovum makes entry into the fallopian tube

(b) until after the ovum has been penetrated by a sperm

(c) until the nucleus of the sperm has fused with that of the ovum

(d) in the graafian follicle following the first maturation division

Show Answer

Answer : b

Hints & Solutions

(b) In Oogenesis, the second maturation division occurs until after the ovum has been penetrated by a sperm. Oogenesis involves the formation of haploid female gametes, ova from diploid egg mother cells, oogonia of ovary of female organism.