If the nuclei from an $8$-celled stage of an embryo are transplanted into enucleated eggs, which of the following events is likely to occur
Formation of viable embryo in the recipient eggs
Donor nuclei die in the new environment
Cleavage occurs but is arrested after some time
Recipient egg dies
By the contraction of spermatic cord the testis of man are not taken to the abdominal cavity. It is due to the following structure
Why do all copulations not lead to fertilisation and pregnancy? The root cause is _________.
Location and secretion of leyding cells are
The elastic tissue connecting the cauda epididymis to the scrotal sac is
Pituitary gland is derived from