Cell Structure and Function

What is the role of ribosomes in prokaryotes?

• They replicate DNA
• They produce ATP
• They synthesize proteins
• They regulate transport

Which of the following terms refers to the gelatinous layer surrounding some bacterial cells?

• Slime layer
• Cell wall
• Plasma membrane
• Capsule

What is the role of the bacterial capsule in disease?

• Decreases virulence
• Promotes antibiotic resistance
• Increases virulence
• Aids in motility

What is the typical size of a eukaryotic cell?

• 0.02–0.2 µm
• 1–2 µm
• 0.1 µm
• 10–20 µm

What is the term for the infoldings of the plasma membrane in prokaryotes?

• Ribosomes
• Nucleoid
• Mesosomes
• Vacuoles