What is the organism that lives inside or on the outside of another organism that it feeds off called? select one: a. host b. parasite c. predator d. prey

The answer to your question is: B) Parasite.

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image result for how many calories of energy will 20 grams of carbohydrates provide in one gram provides 4 calories

consuming the right balance of protein, carbohydrates and fat can you maintain a healthy weight and optimize your energy levels. protein and carbohydrates both contain 4 calories per gram, while fat provides 9 calories per gram.