How can evolutionary change in one species lead to evolutionary change in another species that it is associated with? Include an example to support your answer.

an organism's phenotype is the  form of a trait  that it  displays. for  flowercolor, a pea  plant  can  display  a phenotype of purple or white flowers. an organism's  genotype  is the alleles of a gene it contains. based on his data, mendel concluded that a phenotype can be  determined  by more than one  genotype.

name and explain one of the event that occurs during meiosis that increases the variation in offspring even more than simple reproduction?