Cell Structure and Function

What is the function of chromoplasts in plant cells?

• Trap light energy
• Store starch
• Synthesize proteins
• Contain carotenoid pigments for coloration

Where does the Calvin cycle occur in chloroplasts?

• Thylakoids
• Grana
• Cristae
• Stroma

Where do light-dependent reactions of photosynthesis occur in chloroplasts?

• Stroma
• Matrix
• Cristae
• Grana

What is the main function of mitochondria in eukaryotic cells?

• Photosynthesis
• DNA replication
• Protein modification
• Oxidative phosphorylation and ATP generation

What is the function of lysosomes in cellular digestion?

• Synthesize lipids
• Modify proteins
• Generate energy
• Break down macromolecules and waste materials