Exploring the Four Types of Macromolecules

Which of the following is NOT one of the four main types of macromolecules?

• Carbohydrates

• Lipids

• Proteins

• Vitamins

What is the primary reason macromolecules are called polymers?

• They are made up of smaller units called monomers.

• They are very small in size.

• They are only found in plants.

• They do not contain carbon.

Which of the following is a monomer for carbohydrates?

• Nucleotide

• Amino acid

• Glucose

• Fatty acid

What is the monomer for lipids?

• Glucose

• Amino acid

• Fatty acid

• Nucleotide

Which of the following is a monomer for proteins?

• Glucose

• Fatty acid

• Amino acid

• Nucleotide

What is the general structure of a nucleotide?

• A sugar and an amino acid

• A sugar and a protein

• A sugar and a fatty acid

• A sugar, a phosphate, and a base

How are monomers linked together to form polymers?

• By metallic bonds

• By covalent bonds

• By hydrogen bonds

• By ionic bonds

What type of bond links amino acids together to form proteins?

• Phosphodiester bond

• Peptide bond

• Ester bond

• Glycosidic bond

What is a polymer of amino acids called?

• Polyester

• Polynucleotide

• Polysaccharide

• Polypeptide

Which of the following is an example of a polymer formed from glucose monomers?

• DNA

• Fat

• Protein

• Starch