Sequence of hormones during menstrual cycle is
Oestrogen, progesterone and $FSH$
Progesterone, oestrogen and $FSH$
$FSH$, oestrogen and progesterone
$FSH$, progesterone and oestrogen
Sertoli cells are found in
In the first phase of gastrulation of amphibians there occurs the separation of
The respiratory function of embryo is performed by
$I. $ Sperm cells immediately when they are released from the body and are placed in a petri plate remain alive for much longer duration.
$II.$ Semen contains chemicals that causes females smooth muscles to contract
Identify the hormones that are secreted in large amount prior to ovulation :
$A.$ $LH$
$B.$ $FSH$
$C.$ $Estrogen$
$D.$ $Progesterone$