ATI RN
Cells and Tissues Questions and Answers Questions
Question 1 of 5
Which connective tissue type forms the framework for the external ear and the epiglottis?
Correct Answer: D
Rationale: Hyaline cartilage provides flexible support in the ear and epiglottis.
Question 2 of 5
The movement of water molecules across a selectively permeable membrane is called:
Correct Answer: C
Rationale: Osmosis is the passive movement of water across a selectively permeable membrane.
Question 3 of 5
What cellular structure is responsible for photosynthesis in plant cells?
Correct Answer: D
Rationale: Chloroplasts contain chlorophyll and perform photosynthesis in plant cells.
Question 4 of 5
Which of the following is a function of the smooth endoplasmic reticulum?
Correct Answer: B
Rationale: The smooth ER synthesizes lipids and detoxifies harmful substances.
Question 5 of 5
The exchange of genetic material between homologous chromosomes occurs during which phase of meiosis?
Correct Answer: A
Rationale: Crossing over occurs during Prophase I of meiosis.