A cladogram depends on a blank to distinguish between groups. A. Unit of time

B. DNA sequence

C. Ancient structure

D. Derived character

The procces of farming organism from the sea is ?

What is the relation ship between structure and function in an organism

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