Question

Which event is responsible for the genetic variation seen from meiosis?

1
Homologous chromosomes exchange RNA with one another.
Sister chromatids exchange ribosomes with one another.
Homologous chromosomes exchange DNA with one another.
Sister chromatids exchange amino acids with one another.

Answer 1

Homologous chromosomes exchange DNA with one another.

Step-by-step explanation:

During crossing over, the two Homologous chromosomes line up next to eachother and the DNA "crosses over" changing the genes on the chromosome.