Catalase.is an enzyme in the liver that breaks down harmful hydrogen peroxide into oxygen and water.
so, an example of something that might not be a substrate is the animal itself.
explanation
substrate is the surface of where living animals, live.
sorry if this doesnt help.
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Answer:
Digestion
Explanation:
Digestion is the breakdown of large insoluble food molecules into small water-soluble food molecules so that they can be absorbed into the watery blood plasma. In certain organisms, these smaller substances are absorbed through the small intestine into the blood stream
it would be true by it causes the earth to heat up or cool down so your answer is true