Cell Structure and Function

Which of the following is NOT a function of the endomembrane system?

• Protein synthesis
• Lipid metabolism
• Formation of lysosomes
• Photosynthesis

Which type of ER is more abundant in cells producing steroid hormones?

• Rough ER
• Both types equally
• None of the above
• Smooth ER

Which organelle is responsible for modifying and transporting lipids?

• Ribosomes
• Nucleus
• Mitochondria
• Golgi apparatus

Which of the following is a distinguishing feature of the Golgi apparatus?

• Presence of ribosomes
• Ability to replicate independently
• Double membrane structure
• Presence of stacked cisternae

Which of the following statements about the endomembrane system is correct?

• It includes mitochondria and chloroplasts
• It does not include any membrane-bound organelles
• It includes all organelles of the cell
• It includes ER, Golgi, lysosomes, and vacuoles