Where does the first cleavage division of the zygote take place?

Fertilization takes place in

What is the cell formed as a result of gamete fusion called?

Following are some events occurring during the fertilization process. Arrange the $CORRECT$ sequence of events and choose the option given below.
$i$. Fertilizin-antifertilizin reaction.
$ii$. Cortical reaction.
$iii$. Acrosome reaction.
$iv$. Karyogamy.
$v$. Capacitation of sperms.

Capacitation occurs in the .......

In the human embryo, where are the extra-embryonic membranes formed?