How might gene flow between two populations act against speciation? A. By increasing the rate of mutations in the two populations
B. By reducing the mixing of gene pools from the two populations
C. By reducing the rate of mutations in the two populations
a
D. By increasing the mixing of gene pools from the two populations

According to the cladogram, which organisms have roundworms as a common ancestor?

Elephants in the savanna regions of africa dig holes in dried up river beds to reach water lying just below the surface. these holes provide drinking water for other animals as well. so, without the elephants, many animals might otherwise die from lack of water during the dry season. the location in which the elephants live is an example of a/n and the role they play in creating water holes is an example of a a) ecosystem; habitat b) community; niche c) habitat; niche d) niche; habitat

Migration is a. the movement of organisms from a native location to a foreign location b. the movement of organisms from a foreign location to a native location the movement of organisms from their water supply to their food supply d. the seasonal movement of organisms between locations c. select the best answer from above