Question

All of the following are effects of crossing over of homologous chromosomes during prophase I of meiosis with the EXCEPTION of

A) increased genetic variety.
B) increased the number of chromosomes in the offspring.
C) the appearance of new phenotypes in the offspring.
D) possible harmful mutations from cross-over errors.

Answer 1

C the appearance of new phenotypes in the offspring

Answer 2

B. increased number of chromosomes in the offspring.

Step-by-step explanation:

Crossing over may cause chromosomes to lose or gain segments, but the overall number would not change.