Reading 1

What role do enzymes play in the body?

• They act as biological catalysts.

• They are used up in chemical reactions.

• They slow down digestion.

• They are not specific to any molecules.

What analogy is used to explain the function of enzymes in the text?

• Melting ice cream

• Melting candy

• Boiling water

• Freezing ice

Which enzyme is responsible for breaking down carbohydrates in the digestive system?

• Protease

• Lipase

• Amylase

• Lactase

Tags

NGSS.MS-LS1-7

How do enzymes ensure efficient digestion?

• By being non-specific to molecules

• By fitting like a key into a lock

• By being consumed in reactions

• By slowing down reactions

What is the role of enzymes in digestion?

• They slow down the breakdown of food.

• They act like tiny machines to speed up the breakdown of food.

• They have no effect on the breakdown of food.

• They only work at high temperatures.

How does crushing or sucking on candy help it dissolve faster?

• It decreases the surface area.

• It increases the surface area.

• It changes the color of the candy.

• It makes the candy colder.

Tags

NGSS.HS-PS1-5

What insight do we gain by understanding the role of enzymes?

• The inefficiency of the digestive system.

• The importance of enzymes in maintaining health.

• The need for more sugar in the diet.

• The role of enzymes in photosynthesis.

Tags

NGSS.HS-LS1-7