ATI RN
Cells and Tissues Multiple Choice Questions Questions
Question 1 of 5
The macromolecule that has functions that include formation of the majority of membranes, hormones and a primary long-term energy storage molecule is:
Correct Answer: B
Rationale: Lipids form membranes (phospholipids), hormones (steroids), and store energy (fats).
Question 2 of 5
In DNA, adenine is always paired with
Correct Answer: B
Rationale: Adenine pairs with thymine in DNA via two hydrogen bonds.
Question 3 of 5
What type of epithelium is found in blood capillaries and lung alveoli where simple diffusion occurs?
Correct Answer: C
Rationale: Simple squamous epithelium, thin and flat, facilitates diffusion in capillaries and alveoli.
Question 4 of 5
Identify the tissue also known as fat.
Correct Answer: B
Rationale: Adipose tissue, a type of connective tissue, stores fat for energy and insulation.
Question 5 of 5
The space that a chondrocyte or osteocyte lives in is called a
Correct Answer: B
Rationale: Lacunae are small spaces housing chondrocytes (cartilage) or osteocytes (bone).