How does reducing gene flow cause speciation?
O
A. It allows divergence to occur.
O
B. It eliminates fixed alleles.
O
C. It increases gene flow.
O
D. It stops adaptive radiation.

Reduction of gene flow causes speciation because the populations with reduced gene flow both begin to evolve independently.

Explanation:

answer:

When oxygen is unavailable for cellular respiration, yeast cells switch to fermentation, which occurs in the cytosol. They are unlikely to expend large amounts of energy and materials to maintain mitochondria