Fertilization is depicted by the condition
$n \to 2n$
$2n \to 3n$
$2n \to 4n$
$4n \to 8n$
In which stage is blastocoele formed
Choose the correct pair -
Polyspermy refers to
Fertilisation of an egg cell it means......
$(1)$ End of process of oogenesis
$(2)$ Induces the completion of the second meiotic division
$(3)$ The corpus luteum degenerates
$(4)$ Signals for maintain progesterone level in blood
$(5)$ Formation of zygote
The solid mass of cells formed at the end of cleavage of mammalian egg is