Cell Structure and Function

Which of the following structures helps in increasing the surface area of the plasma membrane in prokaryotes?

• Capsule
• Cell wall
• Invaginations
• Cytoplasm

What is the function of pili in bacteria?

• Movement
• DNA replication
• Transfer of genetic material
• Photosynthesis

Which of the following is a distinguishing feature of eukaryotic cells?

• Smaller size than prokaryotes
• Lack of ribosomes
• Presence of a variety of complex locomotory structures
• Single circular chromosome

What is the function of the basal body in bacterial flagella?

• Producing ATP
• Synthesizing proteins
• Anchoring the flagellum to the cell wall
• Capturing light energy

Which of the following structures is involved in the formation of biofilms?

• Flagella
• Spores
• Fimbriae
• Capsules