CROSSING+OVER

CROSSING OVER. .- HOMOLOGOUS CHROMOSOMOES PAIR UP AS **MEIOSIS BEGINS.**


 * .- GENETIC MATERIAL IS EXCHANGED BEETWEEN CHROMATIDS.**

.- NEW COMBINATION OF GENETIC MATERIAL IS PRODUCED.

THERE IS VERY LITTLE CHANCE THAT ANY TWO GAMETES FROM ONE INDIVIDUAL WILL BE IDENTICAL.

ANY MALE GAMETE CAN COMBINE WITH ANY FEMALE GAMETE, SO ENORMOUS VARIATION AMONG OFFSPRING.