ATI RN
Cell and Tissue Questions and Answers Questions
Question 1 of 5
The molecular weight is equal to:
Correct Answer: B
Rationale: Molecular weight is the sum of atomic weights of all atoms in a molecule.
Question 2 of 5
The flow of genetic information in most living things may be indicated as:
Correct Answer: C
Rationale: Central dogma: DNA is transcribed to mRNA, which is translated to protein.
Question 3 of 5
The presence of a basement membrane is characteristic of:
Correct Answer: A
Rationale: Epithelia rest on a basement membrane anchoring them to underlying connective tissue.
Question 4 of 5
Phagocytosis is a function of which type of connective tissue?
Correct Answer: D
Rationale: Reticular tissue contains phagocytic cells (e.g., macrophages) in lymphoid organs.
Question 5 of 5
Identify the components of the plasma membrane:
Correct Answer: A
Rationale: The plasma membrane includes phospholipids (bilayer), proteins (functions), cholesterol (stability), and carbohydrates (identification).