SZABMU AHS 2026 Cell Biology Free Quiz 6

1. Which organelle is physically continuous with the nuclear envelope?

A. Mitochondrial outer membrane B. Golgi membrane C. Nuclear envelope D. Plasma membrane

2. What is the nature and inheritance of mitochondrial DNA?

A. Linear DNA, paternally inherited B. Circular DNA, maternally inherited C. Linear DNA, biparental D. Circular DNA, paternal

3. What is the typical pathway for a secreted protein?

A. ER-Golgi-exocytosis B. Golgi-ER-exocytosis C. Lysosomes-ER D. Nucleus-cytoplasm

4. Which process uses lysosomes to degrade the cell's own components?

A. Endocytosis B. Autophagy C. Phagocytosis D. Apoptosis

5. What is the controlled, energy-dependent process of cell death?

A. Necrosis B. Autophagy C. Apoptosis D. Senescence

6. Which nuclear structure lacks a membrane and is the site of rRNA synthesis?

A. Membrane-bound organelle B. Nucleus C. Nucleolus D. Chromatin

7. What structure provides structural support to the nuclear envelope?

A. Nuclear lamina B. Nucleolus C. Chromatin D. Nuclear pores

8. How are peroxisomal proteins typically imported?

A. Cotranslational import B. Post-translational import via PTS C. Endocytosis D. Exocytosis

9. Where is cytochrome c located in mitochondria?

A. Matrix B. Intermembrane space C. Inner membrane D. Outer membrane

10. What model describes the plasma membrane as fluid and dynamic?

A. Static and rigid B. Fluid mosaic C. Semipermeable only D. Lipid bilayer without proteins