Enzymes Review Game

An enzyme speeds up a reaction by

• lowering the activation energy.
• raising the activation energy.
• releasing energy.
• absorbing energy.

Tags

NGSS.HS-PS1-2

Where do substrates bind on an enzyme?

• voltage-gated channels
• surface receptor
• calcium channels
• active site

With what 3 letters do enzymes typically end?

• -ose
• -ase
• -ese
• -tic

Normal body temperature is 37 degrees Celsius. At 40 degrees Celsius, most of your biological enzymes will...

• Function optimally

• Change shape and break down

• Wait until the temp. increases

• Wait until the temp. decreases

What happens when enzymes are heated to a high temperature?

• The enzymes die.

• The shapes of the enzyme are altered.

• The enzymes' amino acid sequence changes.

• The enzymes remain the same.

Which of the following is NOT a function of an enzyme?

• Speed up chemical reactions

• Break apart molecules

• Put together molecules

• Make tissues from waste products

What pH does a neutral substance have?

• 5

• 6

• 7

• 8

A(n) _______ is a substance with a pH greater than 7.

• Base
• Acid
• Buffer
• Water

A(n) ______ is a substance with a pH less than 7

• Acid
• Alkaline
• Base
• Buffer

What do all proteins have in common? Select all that apply.

• They are made of nitrogen.

• They are made of disaccharides.

• They are composed of amino acids.

• They contain a fatty acid and glycerol.

• They contain a base, a sugar and a phosphate group.

Tags

NGSS.HS-LS1-6