$$\text{Triglyceride} = \text{Glycerol} + \text{three fatty acids}$$

$$\text{Glycerol} + \text{two fatty acids}$$

Question 1

Which of the following best describes the building blocks of nucleic acids such as DNA and RNA?

Accepted Answer

Nucleotides

Question 2

A patient is diagnosed with a glycogen storage disease. Which type of biomolecule is primarily affected in this condition?

Accepted Answer

Carbohydrates

Question 3

Which equation correctly represents the formation of a triglyceride?

Accepted Answer

$$	ext{Triglyceride} = 	ext{Glycerol} + 	ext{three fatty acids}$$

Question 4

Which of the following statements about enzymes is correct?

Accepted Answer

Enzymes are proteins that serve as catalysts.

Question 5

Sucrose is classified as which type of carbohydrate?

Accepted Answer

Disaccharide

Question 6

Which of the following is a function of antibodies?

Accepted Answer

They are proteins made as part of an immune response.

Question 7

Which biomolecule is cholesterol classified as, and what is its primary structural feature?

Accepted Answer

Lipid; fused hydrocarbon rings

Question 8

A scientist isolates a polymer made of deoxyribonucleotides. What is this polymer?

Accepted Answer

DNA

Question 9

Which of the following best describes the composition of a wax found in acid-fast bacterial cell walls?

Accepted Answer

Long-chain alcohol and fatty acid

Question 10

Which of the following is a correct pairing of biomolecule and its building block?

Accepted Answer

Carbohydrate – Simple sugars

Question 11

Which of the following best explains why glycogen is considered a polysaccharide?

Accepted Answer

It is a polymer of many simple sugars.

Question 12

Which of the following is NOT a function of lipids in cells?

Accepted Answer

Catalyzing chemical reactions

Question 13

Which of the following correctly matches the biomolecule with an example?

Accepted Answer

Lipid – Steroid

Question 14

Which of the following best describes the structure of a diglyceride?

Accepted Answer

$$	ext{Glycerol} + 	ext{two fatty acids}$$

Question 15

Which of the following is a true statement about RNA?

Accepted Answer

RNA is a polymer of ribonucleotides.

Question 16

Which of the following best describes the relationship between monoglycerides, diglycerides, and triglycerides?

Accepted Answer

They differ in the number of fatty acids attached to glycerol.

Question 17

Which of the following is a correct description of a steroid?

Accepted Answer

A lipid with fused hydrocarbon rings

Question 18

Which of the following is a correct statement about the role of cholesterol in cells?

Accepted Answer

Cholesterol is incorporated into certain cell plasma membranes.

Question 19

Which of the following best explains why enzymes are essential for life?

Accepted Answer

They catalyze biochemical reactions, increasing reaction rates.

Question 20

Which of the following is a correct statement about the building blocks of proteins?

Accepted Answer

Proteins are built from amino acids.

Biomolecules: Structure, Types, and Functions

Study Guide - Practice Questions