Cell Membranes and Photosynthesis

What is the primary function of the cell membrane?

• To regulate the transport of materials into and out of the cell

• To produce energy for the cell

• To store genetic information

• To synthesize proteins

Which component of the plasma membrane is primarily responsible for its semipermeable nature?

• Lipid bilayer

• Glycoproteins

• Cholesterol

• Ribosomes

What distinguishes eukaryotic cells from prokaryotic cells?

• Presence of a nucleus and membrane-bound organelles

• Lack of a plasma membrane

• Smaller size and simpler structure

• Presence of a cell wall

Where does photosynthesis occur in plant cells?

• Chloroplasts

• Mitochondria

• Nucleus

• Ribosomes

What is the role of chlorophyll in photosynthesis?

• To absorb light energy

• To transport oxygen

• To store glucose

• To convert glucose into energy