Blastula of frog has
Blastopore
Blastocoel
Archenteron
Gastro pore
During a woman's life, she produces about
40-50 eggs
300-350 eggs
400-500 eggs
750-850 eggs
Fertilized ovum in human is transplanted in the uterus, after how many days of ovulation?
1 day
7 days
10 days
14 days
Fertilizin is a chemical substance produced from
Acrosome
Mature eggs
Polar bodies
Middle piece sperm
Corpusluteum is developed from
Oocyte
Nephrostome
Graafian
Fallopian tube
Which of the following initiates the preparation of uterus for the implantation of ovum?
LH
FSH
Estrogen
Progesterone
After ovulation, graffian follicle regresses into
Corpus luteum
Corpus albicans
Corpus Artesia
Corpus callosum
Antrum is the cavity of
Ovary
Blastula
Gastrula
Graafian follicle
In man, sperms contain autosomes and
Only y- chromosome
Only x- chromosome
Both x- and y- chromosome
Either x- or y- chromosomes
If mammalian ovum fails to get fertilized, which of the following is unlikely?
Corpus luteum will disintegrate
Primary follicles start developing
Estrogen secretion further decreases
Progesterone secretion rapidly declines
