ATI RN
Questions About Cells and Tissues Questions
Question 1 of 5
The spindle fibers form between the centrioles during of mitosis.
Correct Answer: A
Rationale: Spindle fibers form in prophase as centrioles move apart.
Question 2 of 5
Particles that have either a positive or a negative charge are called:
Correct Answer: B
Rationale: Ions are atoms or molecules with a net charge due to electron gain or loss.
Question 3 of 5
A solution with a pH of 3 would be:
Correct Answer: A
Rationale: pH < 7 indicates an acidic solution (high H+ concentration).
Question 4 of 5
Identify the macromolecule that has a 2:1 ratio of hydrogen to oxygen atoms.
Correct Answer: A
Rationale: Carbohydrates (e.g., C6H12O6) have a 2:1 H:O ratio.
Question 5 of 5
Which of the following is NOT a type of lipid?
Correct Answer: A
Rationale: Glycogen is a carbohydrate; steroids, triglycerides, and phospholipids are lipids.