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Please help!!!!!!!!!
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5 votes
Please help!!!!!!!!!

Please help!!!!!!!!!-example-1
User Marcos Boaventura
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2 Answers

6 votes

Answer:

B

Step-by-step explanation:

enzymes

Cells regulate chemical reactions through the use of proteins called enzymes, which are biological catalysts that help overcome activation

User Prabu R
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5.8k points
4 votes

Answer:

Step-by-step explanation:

enzymes i think

User Duffy
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