Which type of disease might most likely be cured by stem cell transplantation?

a) disease caused by viral infections
b) disease caused by bacterial infections
c) disease caused by malfunctioning organs
d) disease caused by overactive immune response

Rank the three variables in terms of how strongly they affect the "species" composition of the bacterial communities. place the variable with the weakest effect on the left and the variable with the strongest effect on the right.

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

Study this image which statement best describes the rock shown check all that apply