ATI RN
ATI RN Test Bank
Cell and Tissue Questions and Answers Questions
Question 1 of 5
The formation of the cleavage furrow marks the beginning of of mitosis.
Correct Answer: C
Rationale: The cleavage furrow begins cytokinesis, the cytoplasmic division.
Question 2 of 5
A double covalent bond occurs when two atoms share:
Correct Answer: B
Rationale: A double covalent bond involves sharing 4 electrons (2 pairs), e.g., O2.
Question 3 of 5
An acid is a substance that:
Correct Answer: A
Rationale: Acids donate H+ ions in solution, lowering pH.
Question 4 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 5 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.