Bacterial Cell Structure, Physiology, Metabolism & Genetics

Gram positive organism has ____ peptidoglycan on their cell wall

• Thick

• Thin

True or false: Gram negative organism has teichoic acid on their cell wall

• True

• False

Interpret

• Gram negative cocci in chain

• Gram positive cocci in chain

• Gram positive bacilli in chain

• Gram negative bacilli in chain

Stain used for visualization/ observation of metachromatic granules

• Methylene Blue

• Safranin

• LPCB

• Calcoflour White

Environmental factors influencing growth of the organism.

• pH

• Gaseous Composition

• Temperature

• Odor

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-4

Gram positive organism will appear ____ (color) under the microscope.

• Yellow

• Red

• Green

• Purple

Identify the arrangement of the organism

• Chain

• Cluster

• Singly

• Pairs

Tags

NGSS.MS-LS1-1

Bacterial Nomenclature: which is correct?

• Staphylococcus Aureus

• STAPHYLOCOCCUS AUREUS

• Staphylococcus aureus

• Staphylococcus aureus

Select the organism being described below:

Unicellular, prokaryotic organism

• Bacteria

• Fungi

• Parasite

Example of an organism that has spores

• Staphylococcus spp.

• Streptococcus spp.

• Clostridium tetani

• Nocardia