Question

All are effects of crossing over of homologous chromosomes during prophase I of meiosis except...

- increased genetic variety
- increased number of chromosomes in the offspring
- the appearance of new phenotypes in the offspring
- possible harmful mutations from cross-over errors

Answer 1

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.

Answer 2

B- increased number of chromosomes in the offspring