Question

definion of biological crossing over

Answer 1

Hello!

Biological crossing over produces new combinations of allels not new allels but new combinations which can result in new phenotypes or increased variety types of phenotypes this way there increased genotype variation but the actual genes are still the same ones.

U may have a question what are alles?

Well,an allele or allel, is one of a number of alternative forms of the same gene or same genetic locus.

Hope it helps!