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Enzymes

Authored by Jason Taekema

Biology

12th Grade

Used 9+ times

Enzymes
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11 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When substrates react they need

sufficient energy.

effective collisions.

correct orientation.

all the above.

2.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Enzymes are protein ___________ which speed up chemical reactions in biological systems by lowering the activation energy and not getting used up.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Maltase is able to breakdown maltose, but not lactose because

Maltase is only specific to maltose and sucrose.

Maltase lacks the necessary enzymes to break down lactose.

Maltase lacks the necessary active site for the glucose-galactose bond.

Maltase has a different primary amino acid sequence.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The model used to explain the most efficient enzyme action is (the)

"Lock and Key" model

"Induced-fit" model

both.

"Induced-Key" model

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

In the diagram, what number corresponds to the enzyme-substrate complex?

1

2

3

4

5

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

In the diagram, what number corresponds to the apoenzyme?

1

2

3

4

5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

In the diagram, what number corresponds to the cofactor/coenzyme?

1

2

3

4

5

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