Question

1.Endometrium is prepared for implantation in​

Answer 1

Answer:

In humans, during a natural cycle, the embryo enters the uterine cavity ∼4 days after ovulation ( Croxatto et al. , 1978 ). The endometrium becomes receptive to blastocyst implantation 6–8 days after ovulation and remains receptive for ∼4 days (cycle days 20–24) ( Bergh and Navot, 1992 ).