The exchange of genetic material takes place in:

The following results were obtained by a scientist who crossed the F₁ generation of pure-breeding parents for round and wrinkled seeds.

Dominant trait -Round seeds

Recessive trait -Wrinkled seeds

No. of F₂ offspring -7524

From these results, it can be concluded that the actual number of round seeds he obtained was:

The visible characteristic in an organism is known as:

A cross between a tall plant (TT) and short plant (tt) resulted in progeny that were all tall plants because :

The number of pair(s) of sex chromosomes in the zygote of humans is: