The Graafian follicle ruptures to release _________ from the ovary by the process called ovulation.
Primary oocyte
Secondary oocyte after completing meiosis$-II$
Secondary oocyte after completing meiosis$-I$ and with the release of $1^{st}$ polar body
Mature ovum
Home use kits for determining a women's fertile period depend on the detection of one hormone in the urine. This hormone is
Match the following with correct combination
Column $-I$ | Column $-II$ |
$(a)$ Hyaluronidase | $(i)$ Acrosomal reaction |
$(b)$ Corpus luteum | $(ii)$ Morphogenetic movements |
$(c)$ Gastrulation | $(iii)$ Progesterone |
$(d)$ Capacitation | $(iv)$ Mammary gland |
(e) Colostrum | $(v)$ Sperm activation |
Germinal epithelium gives rise to
Meroblastic cleavage refers to which type of division of egg
From the egg in gastrula stage if you remove all cells which form endoderm, the new organism will lack of