1.7- Enzyme Action Flashcards

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1
Q

reactants and products of:
lactase

A

reactants- lactose
products- galactose + glucose

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2
Q

reactants and products of:
catalase

A

reactants-hydrogen peroxide
products- water and oxygen

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3
Q

reactants and products of:
glycogen synthase

A

reactants- alpha glucose
products- glycogen

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4
Q

reactants and products of:
ATP-ase

A

reactants-ATP
products- ADP +Pi (Phosphate)

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5
Q

describe the induced fit model

A

When the enzyme and substrate bind they form
an enzyme substrate complex, and the structure of the enzyme is altered so that the active
site of the enzyme fits around the substrate

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6
Q

How do enzymes work?

A

increase rate of reaction by lowering activation energy

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7
Q

Why do we need enzymes?

A

all biochemical pathways in organisms are ultimately controlled by enzymes

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8
Q

Name 6 factors that affect the rate of enzyme controlled reactions

A

temperature
pH
enzyme concentration
substrate concentration
concentration of competitive inhibitors
concentration of non competitive inhibitors

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