Ostium is provided with a number of finger like processes fimbriae
For receiving ovum
To increase the catching area
$(a)$ and $(b)$ both
To secrete hormones
It's Obvious
Placenta acts as an endocrine tissue and produces several hormones like
$A.$ Human chorionic gonadotropin $(hCG)$ $B.$ Human placental lactogen $(hPL)$ $C.$ Estrogens $D.$ Progesterone
Relative sizes of an egg cell, morula, blastula and gastrula are
In teleosts, reptiles and birds the cleavage pattern is
Type of cleavage found in mammals is
Blastodisc or germinal disc refers to the protoplasm of egg, this is restricted to small area in
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