Cell Structure and Function

What is the function of the capsule in bacteria?

• Facilitating movement
• DNA replication
• Protection and adherence
• Protein synthesis

What is a distinguishing feature of eukaryotic ribosomes?

• Made of 50S and 30S subunits
• Found only in the nucleus
• Made of 60S and 40S subunits
• Free in the cytoplasm only

What is a characteristic of eukaryotic cells?

• Lack of a cytoskeleton
• Presence of a simple cytoskeleton
• Presence of a complex cytoskeleton
• Absence of any internal framework

What is the function of fimbriae in bacterial adhesion?

• DNA replication
• Energy production
• Attachment to surfaces
• Protein synthesis

What is a key function of the plasma membrane in prokaryotes related to metabolism?

• Storing DNA
• Synthesizing ATP exclusively
• Facilitating enzymatic reactions
• Reproducing independently