ATI RN
Cells and Tissues Questions and Answers Questions
Question 1 of 5
Which type of epithelial tissue specializes in moving particles across its surface?
Correct Answer: C
Rationale: Pseudostratified ciliated columnar epithelium, with cilia, moves particles like mucus across its surface, as in the respiratory tract.
Question 2 of 5
It is false that carbohydrates:
Correct Answer: C
Rationale: Carbohydrates lack carboxyl groups (typical of fatty acids); they are sugars with C, H, and O, linked by dehydration.
Question 3 of 5
Ions have:
Correct Answer: C
Rationale: Ions are charged (positive cations or negative anions) due to electron gain/loss.
Question 4 of 5
Engulfing of solid material by cells is called:
Correct Answer: B
Rationale: Phagocytosis involves engulfing solids (e.g., bacteria); pinocytosis is for liquids.
Question 5 of 5
The molecule to which an amino acid is attached preparatory to protein synthesis is:
Correct Answer: C
Rationale: tRNA carries amino acids to the ribosome, matching codons via anticodons.