Answer: D
Explanation:
Many unicellular organisms live in bodies of water and must move around to find food. Most often, they must obtain nutrients by eating other organisms. Plant-like protists, and some types of bacteria, can make their own food through photosynthesis.
Each person pushing should feel the same force pushing back
Chicken, black beans and walnuts are all found in the protein group
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The answer is a. It’s the only one with a control group