What is 2/3 closer to 0 1/2 or 1

1/2

Explanation:

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Could I have brainliest pls

enzyme active site and substrate specificity

enzymes bind with chemical reactants called substrates. there may be one or more substrates for each type of enzyme, depending on the particular chemical reaction. in some reactions, a single-reactant substrate is broken down into multiple products

a=c and then d= c because of the band so you get ac/dc and you add them together you get sound waves