Question 1

Which of the following best describes the role of ATP in cellular metabolism?

Accepted Answer

ATP provides energy for cellular processes by releasing energy when a phosphate group is removed.

Question 2

A patient is found to have a deficiency in ribosomes. Which cellular function would be most directly affected?

Accepted Answer

Protein synthesis

Question 3

Which of the following statements about water is TRUE?

Accepted Answer

Water is vital for maintaining electrical gradients across cell membranes.

Question 4

A molecule of glucose ($$C_6H_{12}O_6$) is classified as which type of organic compound?

Accepted Answer

Carbohydrate

Question 5

Which of the following best explains why saturated fats are solid at room temperature?

Accepted Answer

Their fatty acid chains are straight and pack closely together.

Question 6

Which organelle is responsible for detoxifying harmful substances such as alcohol and formaldehyde?

Accepted Answer

Peroxisome

Question 7

If a cell's plasma membrane loses its double phospholipid bilayer structure, which function would be most compromised?

Accepted Answer

Barrier for cell contents

Question 8

Which of the following is a property of ionic bonds?

Accepted Answer

Atoms become stable through the transfer of electrons.

Question 9

A solution has a pH of 5. Which of the following statements is correct?

Accepted Answer

The solution is acidic.

Question 10

Which of the following best describes the function of the Golgi apparatus?

Accepted Answer

Modifies and packages proteins for secretion or use within the cell

Question 11

Which of the following is TRUE regarding the structure of DNA?

Accepted Answer

DNA contains the bases adenine, thymine, cytosine, and guanine.

Question 12

Which of the following is a function of cholesterol in the cell membrane?

Accepted Answer

Serves as a component of cell membrane structure

Question 13

Which of the following organelles is studded with ribosomes and is involved in protein synthesis?

Accepted Answer

Rough endoplasmic reticulum

Question 14

A cell is observed to have a large number of mitochondria. What is the most likely function of this cell?

Accepted Answer

Production of ATP for high energy demand

Question 15

Which of the following best describes a dehydration synthesis reaction?

Accepted Answer

Monomers are joined to form polymers with the removal of water.

Question 16

Which of the following is a function of proteins in the human body?

Accepted Answer

Serve as construction materials for body tissues

Question 17

Which of the following statements about phospholipids is correct?

Accepted Answer

Phospholipids form the cell membrane bilayer.

Question 18

Which of the following is a property of enzymes?

Accepted Answer

Enzymes act as biological catalysts to speed up reactions.

Question 19

A cell is unable to produce lysosomes. Which process would be most affected?

Accepted Answer

Digestion of worn-out or nonusable materials within the cell

Question 20

Which of the following best describes the function of microtubules in the cytoskeleton?

Accepted Answer

Form the largest structural elements and help with cell division

Fundamentals of Chemistry, Biochemistry, and Cell Structure for Anatomy & Physiology

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