What’s the word for “the labor and work done” in environmental science

Photosynthesis converts light energy to chemical energy. which molecules are the end product of this transformation of energy in this reaction?

Modern whales developed their traits through natural selection what occurs during the process of natural selection

Asap many people try to eliminate fat from their diets which is one reason it is necessary for humans to eat fat a) fat is the only way to get energy b) every cell in the body must contain fat c)fat stores less energy than polysaccharides d) saturated fats make blood vessels healthier