a student observes a reaction with an enzyme in a beaker. if nothing is removed from the beaker containing the reaction, what is the only thing the student must add to start the reaction again?

with such great emphasis put on the act and sat exams—the studying, the review sessions, taking the test, retaking the test, scholarships dependent on scores, etc.—many think the scores are the be all end all of college applications. if you have a high score, you can get into any college you want. if you have a low score, you’re doomed.

what is u language just curious

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