ATI RN
Chapter 2 Cells and Tissues Review Questions Questions
Question 1 of 5
The diffusion of water across a semipermeable membrane is called
Correct Answer: C
Rationale: Osmosis is the passive diffusion of water across a semipermeable membrane.
Question 2 of 5
Chromatin undergoes coiling into rod-like structures called right before the cell divides.
Correct Answer: C
Rationale: Chromatin coils into chromosomes before division.
Question 3 of 5
Over90\%$ of the human body is comprised of the elements:
Correct Answer: B
Rationale: C, H, O, and N constitute over 96% of body mass, primarily in water, proteins, and carbohydrates.
Question 4 of 5
Atoms with more than one energy shell or energy level are most stable when the shell has electrons.
Correct Answer: B
Rationale: Atoms achieve stability with 8 electrons in the outermost shell (octet rule), except helium (2)..
Question 5 of 5
Water will cling to other surfaces due to hydrogen bonds. This property is referred to as:
Correct Answer: A
Rationale: Adhesion is water's ability to stick to other surfaces via hydrogen bonds.