U3L3 Review: What happens to food in my body?

(Fill in the blank)

An ______ is a special protein that helps speed up chemical reactions in the body (catalyst).

(Fill in the blank)

A _______ is a large molecule that is made up of smaller monomers.

(Fill in the blank)

A _______ is a small molecule that can be joined together to form a polymer.

(Fill in the blank)

___________ synthesis reaction is a chemical reaction where two monomers bond together to create a polymer, and water is released.

(Fill in the blank)

__________ reaction is a chemical reaction where our body uses water to break polymers (carbs, fats, and proteins) into monomers.

Organize the molecules as a "polymer" or "monomer".

Groups:

(a) Polymer

,

(b) Monomer

• Amino acid

• Glycerol

• Fatty acid

• Carbohydrate

• Protein

• Glucose

• Fat

What is TRUE about monomers and polymers?

• Monomers are small molecules that make up larger molecules called polymers.

• Polymers are small molecules that make up larger molecules called monomers.

• Monomers and polymers are the same thing.

What type of chemical reaction does this show?

(Hint: water is used to break a polymer into monomers)

• Hydrolysis

• Dehydration synthesis

• Enzyme

What type of chemical reaction does this show?

(Hint: monomers are joined together to create a polymer and water is released)

• Hydrolysis

• Dehydration synthesis

• Enzyme

(Fill in the blank)

Blood travels through the ______________ system, which contains the heart and blood vessels (arteries, veins, and capillaries).