Where does the structural transformation of sperm occur?

Given below are two statements:
Statement $I:$ Vas deferens receives a duct from seminal vesicle and opens into urethra as the ejaculatory duct.
Statement $II:$ The cavity of the cervix is called cervical canal which along with vagina forms birth canal.
In the light of the above statements,choose the correct answer from the options given below:

$I.$ Sperm cells,when released from the body and placed in a petri plate,remain alive for a much longer duration.
$II.$ Semen contains chemicals that cause the female's smooth muscles to contract.

Release of spermatozoa from the urethra by male animals is called:

Match the following and choose the correct answer:-

$A$. Implantation	$i$. Vagina
$B$. Capacitation	$ii$. Ovary
$C$. Folliculogenesis	$iii$. Uterus
$D$. Fertilisation	$iv$. Fallopian tube

An egg with yolk in the center and cytoplasm surrounding it is known as: