Cell Structure and Function Quiz

• Carry out photosynthesis
• Produce ATP
• Regulate gene expression
• Prevent excessive uptake of water

• Cellulose
• Galactans
• Mannans
• Hemicellulose

• Rigid protein layers
• Fixed protein positions
• Uniform composition throughout
• Proteins float in a fluid lipid bilayer

• Enable cell division
• Store food reserves
• Facilitate transport
• Provide additional strength

• Movement against the gradient using ATP
• Movement of water across the membrane
• Bulk transport of materials
• Movement of molecules across the membrane via carrier proteins down the gradient