Enzymes & Energy

Enzymes & Energy

9th - 12th Grade

29 Qs

quiz-placeholder

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Enzymes & Energy

Enzymes & Energy

Assessment

Quiz

Biology

9th - 12th Grade

Practice Problem

Easy

NGSS
HS-PS1-4, HS-LS1-1, HS-PS1-5

+8

Standards-aligned

Created by

John Pische

Used 57+ times

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29 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The substance that binds to an enzyme is called a?

Polypeptide

Co-enzyme

Vitamin

Substrate

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Changes in pH and temperature can ___________________ an enzyme which causes it to lose its shape and affects its function.

puncture

denature

double

delete

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is the optimal pH for this enzyme?

6

10

9

7

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The ____________________ mechanism describes how each substrate must fit into the enzyme.

lock and key

hammer and nail

jigsaw puzzle

seesaw

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of an enzyme?

control how many reactions occur

raise activation energy

give permission for the reaction

speed up chemical reactions

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Where do substrates bind to an enzyme?

calcium channels

active site

receptor molecules

voltage-gated channels

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

All of the following affect the functioning of an enzyme EXCEPT:

pH

temperature

metabolism

enzyme concentration, substrate concentration, inhibitor molecules

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