Which of the following option is not correct about sexual reproduction
$(I)$ Gametes fuse to form the zygote
$(II)$ It is an elaborate, complex and fast process as compared to asexual reproduction
$(III)$ Offspring sare not identical to the parents
Only $I$
Only $II$
Only $III$
$I, II$ and $III$
Why the chances of survival of young ones is greater in viviparous ?
What is the major disadvantage of external Fertilization ?
In Ophioglossum (a fern) chromosome number in gamete ..... and in potato chromosome number in gamete is ....
Select the incorrect pair.
Which is not bisexual animal ?