Question

Help me please !!!
Which event in meiosis increases genetic variation within a population?
A. DNA condenses to form chromosomes.

B. Segments of chromosomes cross over.
C. Chromosomes duplicate themselves.
D. Chromosomes form pairs.

Answer 1

Answer:

Because of recombination and independent assortment in meiosis, each gamete contains a different set of DNA. This produces a unique combination of genes in the resulting zygote. Recombination or crossing over occur during prophase 1