Answer:
It is both a barrier keeping unwanted things out, and a gate for nutrients to be brought in.
Answer: I think its centriole
Enzymes are not reactants and are not used up during the reaction. Once an enzyme binds to a substrate and catalyzes the reaction, the enzyme is released, unchanged, and can be used for another reaction. This means that for each reaction, there does not need to be a 1:1 ratio between enzyme and substrate molecules.Answer:
Explanation: now gimmie that coochie luigie
Answer:
<h2>
<em><u>The Squamous Cell Layer</u></em></h2>
Explanation:
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A)Movement
Tress or plants can't move they can grow, reproduce and evolve but not move.
