LH and FSH decreases gradually during the follicular phase.

LH triggers secretion of androgen from the Leydig cells.

FSH stimulates the sertolicells which help in spermiogenesis.

LH triggers ovulation in ovary.

progesterone only

progesterone and inhibin

estrogen and progesterone

estrogen and inhibin.

the ovum and sperms are transported simultaneously to ampullary-isthmic junction of the cervix

the sperms are transported into cervix within 48 hrs of release of ovum in uterus

the sperms are transported into vagina just after the release of ovum in Fallopian tube

the ovum and sperms are transported simultaneously to ampullary$$-$$isthmic junction of the Fallopian tube.

uterine implantation

birth

puberty

fertilisation