- A) It has no effect
- B) It allows simultaneous transcription and translation
- C) It enables more complex regulation
- D) It decreases regulation capability
AP Biology MCQ
Total MCQ: 70
12 What is the primary function of the nucleus?
- A) Energy production
- B) Storage of genetic material
- C) Photosynthesis
- D) Lipid synthesis
13 Which organelle is responsible for protein synthesis?
- A) Golgi apparatus
- B) Mitochondria
- C) Rough endoplasmic reticulum (RER)
- D) Lysosomes
14 What is the role of lysosomes in a cell?
- A) Protein synthesis
- B) Breakdown of waste materials
- C) Photosynthesis
- D) Lipid storage
15 Which of the following organelles contains its own DNA?
- A) Golgi apparatus
- B) Endoplasmic reticulum
- C) Mitochondria
- D) Peroxisomes
16 What is the main function of the Golgi apparatus?
- A) Lipid synthesis
- B) Sorting and packaging proteins
- C) Cellular respiration
- D) Photosynthesis
17 How does compartmentalization improve metabolic efficiency?
- A) By increasing cell size
- B) By allowing simultaneous reactions
- C) By slowing down reactions
- D) By reducing enzyme activity
18 Which compartment is primarily involved in lipid synthesis?
- A) Rough endoplasmic reticulum
- B) Smooth endoplasmic reticulum
- C) Golgi apparatus
- D) Lysosomes
19 What is a characteristic feature of chloroplasts?
- A) They contain ribosomes
- B) They are involved in respiration
- C) They contain chlorophyll
- D) They have a single membrane
20 What role do vacuoles serve in plant cells?
- A) Energy production
- B) Storage and maintaining turgor
- C) Protein synthesis
- D) Cellular respiration