Answer:
A catalyst is a substance that can be added to a reaction to increase the reaction rate without getting consumed in the process. Catalysts typically speed up a reaction by reducing the activation energy or changing the reaction mechanism. Enzymes are proteins that act as catalysts in biochemical reactions
Explanation: I don't know if this will help but hopefully it does
What r we suppose to be putting on the poster? What age range is this for? Young children or teenagers?
Answer:
they both decrease genetic variation
Answer:
they generate heat, which is then used to make steam, which drives turbines that generate electricity.
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