Obj 6B Review (Enzymes)

What is the specific area in an enzyme where substrates bind?

• Active site

• Inactive site

• Binding site

• Catalytic site

What happens to the active site of an enzyme when a substrate binds?

• It becomes smaller

• It becomes larger

• It stays the same

• It changes shape

What is the resulting item when substrates bind and are acted upon by an enzyme?

• Substrate

• Enzyme

• Product

• Catalyst

Which enzyme breaks down lactose into smaller parts that our body can digest?

• Lipase

• Amylase

• Protease

• Lactase

Tags

NGSS.MS-LS1-7

What is the ideal pH for an enzyme in the stomach?

• Neutral

• Basic

• Slightly acidic

• Very acidic

What happens to an enzyme when it becomes denatured?

• It becomes inactive

• It changes shape

• It becomes more efficient

• It binds to more substrates

Which body system is heavily involved with enzymes?

• Respiratory system

• Circulatory system

• Digestive system

• Nervous system

Tags

NGSS.MS-LS1-7

What is the function of an enzyme in a biochemical reaction?

• It increases the reaction rate

• It decreases the reaction rate

• It stops the reaction

• It has no effect on the reaction

Tags

NGSS.HS-PS1-5

What happens to an enzyme after it catalyzes a reaction?

• It is consumed in the reaction

• It is unchanged and can participate in another reaction

• It is converted into a product

• It is deactivated and cannot participate in another reaction

What is the effect of temperature on enzyme activity?

• Enzyme activity increases with temperature

• Enzyme activity decreases with temperature

• Enzyme activity is not affected by temperature

• Enzyme activity increases up to a certain temperature, after which it decreases

Tags

NGSS.HS-PS1-5