Cell Structure and Function

What is the main arena of cellular activities in both plant and animal cells?

• Nucleus
• Cell membrane
• Mitochondria
• Cytoplasm

Which cells lack membrane-bound organelles?

• Eukaryotic cells
• Animal cells
• Plant cells
• Prokaryotic cells

Which chemical reactions occur in the cytoplasm?

• Photosynthesis
• DNA replication
• Respiration
• Reactions that keep the cell alive

What is the role of the centrosome in animal cells?

• Produces energy
• Stores genetic material
• Synthesizes proteins
• Helps in cell division

Where are ribosomes located in eukaryotic cells?

• Only in the nucleus
• Only in the cytoplasm
• In the cytoplasm and on the rough ER
• Only in the mitochondria