1B2 Lab Quiz - Enzymes

ENZYMES ​ (a)   chemical reactions.

• speed up
• slow down

ENZYMES work by ​ (a)   the activation energy needed to begin a chemical reaction.

• lowering
• raising

Tags

NGSS.HS-PS1-4

LAB 1: The substrate ​ (a)   is broken down by the enzyme ​ (b)   , releasing the products galactose and ​ (c)   which can be used to make ​ (d)   .

• lactose
• lactase
• glucose
• ATP

LAB 2:

The substrate ​ (a)   is broken down by the enzyme ​ (b)   , releasing ​ (c)   and bubbles made of ​ (d)   .

• hydrogen peroxide
• catalase
• water
• oxygen

One enzyme can be used ​ (a)   .

• many times
• only once

Enzymes are ​ (a)   to only one reaction.

• specific
• not specific

Label the enzyme activity diagram.

a

b

c

substrate

enzyme

products

Tags

NGSS.HS-PS1-2