MCQ Collection
MDCAT Biology MCQs
Practice MDCAT Biology questions with answers and explanations.
Choose an option to check your answer.
Correct Answer: A. The dynamic arrangement of lipids and proteins in membranes
Explanation:
Membrane components can move laterally within the bilayer.
The membrane is flexible rather than rigid.
Choose an option to check your answer.
Correct Answer: A. Lipid synthesis and detoxification
Explanation:
Smooth ER lacks ribosomes.
It synthesizes lipids and helps detoxify chemicals.
Choose an option to check your answer.
Correct Answer: B. The dynamic arrangement of lipids and proteins in membranes
Explanation:
Membrane components can move laterally within the bilayer.
The membrane is flexible rather than rigid.
Choose an option to check your answer.
Correct Answer: B. Lipid synthesis and detoxification
Explanation:
Smooth ER lacks ribosomes.
It synthesizes lipids and helps detoxify chemicals.
Choose an option to check your answer.
Correct Answer: C. The dynamic arrangement of lipids and proteins in membranes
Explanation:
Membrane components can move laterally within the bilayer.
The membrane is flexible rather than rigid.
Choose an option to check your answer.
Correct Answer: C. Modification, sorting, and packaging of proteins and lipids
Explanation:
The Golgi receives materials from the ER.
It modifies and directs them to their destinations.
