223k views
7 votes
3. (b) How does crossing over increase the variation in the gametes (and hence the offspring)?

User Bells
by
6.8k points

1 Answer

10 votes

Answer:

During crossing over, part of one chromosome is exchanged with another. The result is a hybrid chromosome with a unique pattern of genetic material. Gametes gain the ability to be genetically different from their neighboring gametes after crossing over occurs.

User Waseemwk
by
6.6k points