ATI RN
Cell and Tissue Questions and Answers Questions
Question 1 of 5
The subatomic particle that has a mass of1 \mathrm{amu}$ and has no charge is the:
Correct Answer: D
Rationale: Neutrons have a mass of ~1 atomic mass unit (amu) and are neutral.
Question 2 of 5
An acid is a substance that:
Correct Answer: A
Rationale: Acids donate H+ ions in solution, lowering pH.
Question 3 of 5
The result from the hydrolysis of a disaccharide is:
Correct Answer: C
Rationale: Hydrolysis of a disaccharide (e.g., sucrose) yields two monosaccharides (glucose + fructose).
Question 4 of 5
A molecule comprised to two amino acids is called a(n):
Correct Answer: A
Rationale: A dipeptide is two amino acids linked by a peptide bond.
Question 5 of 5
A dehydration synthesis reaction used to make proteins is also called
Correct Answer: A
Rationale: Dehydration synthesis links amino acids into proteins, releasing water.