E grows further to form F in which the various body features of the unborn baby (like hands, legs, head, eyes, and ears, etc.) can be identified. F grows further and ultimately forms a baby.
What are A, B, C, D, E and F? Out of the two persons X and Y, which one is male and which one female?
Ovum
Sperm
Zygote
Uterus
Embryo
Foetus
‘X’ is a female that produces ovum (A) and ‘Y’ is a male that produces sperms (B).