...the results of natural and unnatural processes, and of interactions of the physical components of the planet on the environment.
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The correct answer is D) <span>Reaction rates are not related to spontaneity</span>
Variation: When one of that species develops another trait or skill that the others do not have.
Adaptation: When a species changes in order to survive a certain place or survive a predator
Energy travels through a food chain/web. When an organism eats another organism, the energy from the food is passed to the eater. For example, we humans eat food to give ourselves enough calories (energy) to function properly.