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Answer: A substance is matter which has a specific composition and specific properties. Every pure element is a substance. Every pure compound is a substance. Examples of substances: Iron is an element and hence is also a substance.
Explanation:
Less Child Abuse issues, Less Car deaths every year due to Drunk Driving, and especially better environmental conditions for families.
If the cell were a factory, the lysosomes would function as the maintenance crew. The lysosome breaks down the enzymes and keeps the cell from working. The factory can not operate without the maintenance crew. The maintenance crews make sure that the factory is well conditioned to work.