If you eat a sandwich that has 100 units of energy, and 40 units are used by your cells, what accounts for the other 60 units of energy?

the first law of thermodynamics

the second law of thermodynamics

The series of transgressions and regressions that produce cyclothems were likely produced by

What re the two main phrases of the cell cycle.

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