Chemical Reactions and Enzymes Flashcards

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0
Q

What is a chemical reaction?

A

Process that changes, or transforms, one set of chemicals into another

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1
Q

What happens to chemical bonds during chemical reactions?

A

Joining of atoms in compounds

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2
Q

What are elements/compounds that enter a chemical reaction called?

A

reactants

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3
Q

What do chemicals reactions produce?

A

Products

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4
Q

What is activation energy?

A

Energy needed to start a chemical reaction

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5
Q

What role in living things do enzymes play and what affects their function?

A

Temperature, pH, and regulatory molecules can affect the activity of molecules

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6
Q

What is a catalyst?

A

Substance that speeds up a chemical reaction and lowers activation energy

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7
Q

What are enzymes?

A

proteins that catalyze (start and control) chemical reactions

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8
Q

Enzymes are specific and only bind to what?

A

their specific substrate (like a lock to a key)

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9
Q

Do enzymes have an optimum temperature and pH they work at?

A

Yes

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