Quiz on Bacterial Flagellum and Cell Structure

What are the three parts of a bacterial flagellum?

• Filament, hook, and basal body

• Nucleus, cytoplasm, and membrane

• Cell wall, ribosome, and DNA

• Chloroplast, mitochondria, and vacuole

Which type of cells includes plants, fungi, and animals?

• Prokaryotic cells

• Eukaryotic cells

• Bacterial cells

• Archaea cells

What model describes the structure of the plasma membrane?

• Cell Theory

• Trilamellar Model

• Sandwich Model

• Fluid Mosaic Model

Who proposed the Fluid Mosaic Model?

• Danielli and Davson

• Singer and Nicolson

• Huxley and Huxley

• Watson and Crick

What is the thickness of the phospholipid bilayer?

• 5 A°

• 35 A°

• 75 A°

• 20 A°

What is the total thickness of the plasma membrane according to the Fluid Mosaic Model?

• 50 A°

• 75 A°

• 25 A°

• 100 A°

What type of microscope was essential for studying the structure of the membrane?

• Electron microscope

• Confocal microscope

• Fluorescent microscope

• Light microscope

What is the main component of the cell membrane?

• Carbohydrates

• Nucleic acids

• Proteins

• Phospholipids

What is the thickness of each protein layer in the plasma membrane?

• 30 A°

• 20 A°

• 15 A°

• 25 A°

What is the function of the cell membrane?

• Regulating what enters and exits the cell

• DNA replication

• Protein synthesis

• Energy production