Unit 2 Test - Proteins, DNA, Enzymes, and Mutations

Unit 2 Test - Proteins, DNA, Enzymes, and Mutations

9th - 12th Grade

33 Qs

quiz-placeholder

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Unit 2 Test - Proteins, DNA, Enzymes, and Mutations

Unit 2 Test - Proteins, DNA, Enzymes, and Mutations

Assessment

Quiz

Biology

9th - 12th Grade

Medium

Created by

ERIN WHITE

Used 26+ times

FREE Resource

33 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What do enzymes end in?

ase

ose

acid

nucleotides

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Enzymes are classified as what macromolecule?

Carbs

Lipids

Proteins

Nucleic Acids

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Since enzymes are classified as proteins, what is the monomer of an enzyme?

amino acids

monosaccharide

fatty acid and glycerol

nucleotides

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What are enzymes in reference to chemical reactions?

Catalysts that speed up chemical reactions

Catalysts that slow down chemical reactions

building blocks that come together to create polymers

molecules that break down all substrates

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What impact does pH have on enzymes?

Each enzyme has a specific optimum pH. Extreme pH (high or low) will denature an enzyme.

Each enzyme can operate at any pH, so pH does not impact enzymes.

pH can slow down enzymes, but never denatures them.

Each enzyme has a specific optimum pH. All enzymes operate best at a pH of 7.

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How do enzymes work? What is their impact on activation energy?

Enzymes are catalysts that speed up chemical reactions by lowering the activation energy.

Enzymes are catalysts that speed up chemical reactions by increasing the activation energy.

Enzymes are catalysts that slow down chemical reactions by lowering the activation energy.

Enzymes are catalysts that slow down chemical reactions by increasing the activation energy.

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What does it mean to denature an enzyme?

Change its shape

Change its effectiveness

Change its substrate

Change its functionality

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