Question
Question: In human female the blastocyst...
In human female the blastocyst
A
Forms placenta even before implantation
B
Gets implanted into uterus 3 days after ovulation
C
Gets nutrition from uterine endometrial secretion only after implantation
D
Gets implanted in endometrium by the trophoblast cells
Answer
Gets implanted in endometrium by the trophoblast cells