Correct answer is B. Spiral
Explanation:
Answer provided by www.amnh.org
Genetic drift is defined as a shift in the allelic frequency of a population. This can be caused by natural selection which is the differential survival and reproduction of individuals across a population due to differences in phenotype. Natural selection favors particular traits in a population hence these individuals are able to reproduce while the individuals with disadvantageous traits will pass their genes to succeeding generations. This way the allelic frequency of succeeding generation will be diferent from that of the parent population.
Answer:
The Presence of Liquid Water
Explanation:
During the S phase is the answer
Out of those rocks basalt would most likely be found on the ocean floor