Two students are eating lunch. One student tells the other who is eating a peanut butter and jelly sandwich, "All the energy stored in that sandwich came from plants harnessing the power of the sun as chemical energy!" Is this statement true or false?

Very much True.

Explanation:

Most everything we eat comes from the trees and plants that let us breath. Wheat Bread or bread in general? Wonder how they make that. Wheat of course! Wheat also happens to be a plant, and even though it doesn't look like your normal plant. It still has the same process of photosynthesis. Thus, harnessing energy from the sun for food.

human-caused climate hope this

many other transport proteins, often called pumps, move materials against a concentration gradient. active transport drives molecules across a membrane from a region of lower concentration to a region of higher concentration. this process, shown in figure 5.1, uses transport proteins powered by chemi- cal energy.