Answer:
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Theory ----> not proved yet
Law --------> a theory which is proved and universally accepted
Answer:
Insertion mutation
Explanation:
An extra letter is added.
Answer: A catalyst is a chemical that increases the rate of a chemical reaction without itself being changed by the reaction. The fact that they aren't changed by participating in a reaction distinguishes catalysts from substrates, which are the reactants on which catalysts work. Enzymes catalyze biochemical reactions.
Explanation: dont need one read that or look it up idk