Prokaryotic Cell Structure

What are the basic shapes of prokaryotic cells?

• Cubes

• Rods

• Spirals

• Spheres

Which type of bacteria has a thick cell wall with high peptidoglycan?

• Gram +

• Spirals

• Gram -

• Cocci

What is the function of a capsule in bacteria?

• Produce energy

• Break down toxins

• Help bacteria attach to cells

• Store nutrients

What is the purpose of flagella in bacteria?

• Produce proteins

• Store genetic material

• Exchange DNA

• Motility

Which bacteria have endospores that can lay dormant for centuries?

• Anthrax

• E. coli

• Staphylococcus

• Salmonella

What is the shape of bacterial DNA?

• Double-stranded

• Linear

• Spiral

• Circular

What is the function of ribosomes in prokaryotic cells?

• Produce energy

• Store genetic material

• Break down toxins

• Produce proteins

Which of the following is not a characteristic used to describe colony morphology?

• Margin

• Elevation

• Temperature

• Form

What is the function of pili in gram - bacteria?

• Adhere to surfaces

• Store genetic material

• Produce energy

• Exchange DNA

Which type of bacteria is susceptible to penicillin?

• Cocci

• Gram -

• Gram +

• Spirals