Cell Structure and Function

What are the three layers of the bacterial cell envelope?

• Cell wall, nucleus, cytoplasm
• Plasma membrane, ribosomes, nucleoid
• Glycocalyx, cell wall, plasma membrane
• Capsule, cytoplasm, flagella

What is the function of the bacterial capsule?

• Energy production
• DNA replication
• Adhesion and protection
• Protein synthesis

Which bacteria retain the Gram stain?

• Gram-negative
• Acid-fast
• Gram-positive
• None of the above

What is the outermost layer of the bacterial cell envelope?

• Cell wall
• Plasma membrane
• Glycocalyx
• Cytoplasm

Which of the following is NOT a function of the bacterial cell envelope?

• Protection
• Transport regulation
• Structural support
• Protein synthesis