Question

What happens in crossing over?

A. Chromosomes condense
B. Homologous chromosomes swap DNA
C.Homologous chromosomes separate
D.Cells divide into 2 new cells.

Answer 1

Crossing over is a process that happens between homologous chromosomes in order to increase genetic diversity.

Step-by-step explanation:

During crossing over, part of one chromosome is exchanged with another. Gametes gain the ability to be genetically different from their neighboring gametes after crossing over occurs.

Answer 2

B

Step-by-step explanation:

Crossing over is a process that happens between homologous chromosomes in order to increase genetic diversity. During crossing over, part of one chromosome is exchanged with another. Gametes gain the ability to be genetically different from their neighboring gametes after crossing over occurs.