Microbiology Quiz #2

Name for flagellum spread over surface of a cell

Which type of bacteria contains a thick layer of peptidoglycan?

Name of a prokaryote which gains energy from sunlight

Bacteria. Gram positive cocci in clusters, facultative anaerobe, commensal and pathogenic strains

Name of a prokaryote which gains electrons from organic compounds

What can be found below the outer layer of peptidoglycan in gram positive bacteria?

What is found above the layer of peptidoglycan in gram negative bacteria?

Dormant, non growing structures which contain a copy of the genome, highly resistant to environmental stress

Name for cluster of flagellum

What sized ribosomes are found in prokaryotes?

Name of a prokaryote which use organic compounds from their environment

What is the most common method of replication for prokaryotes?

What can be measured using a spectrophotometer to work out the number of cells in a culture?

Name of a prokaryote which gains energy from chemicals

Bacteria. Gram negative rods, peritrichous flagella, facultative anaerobe, many strains are commensal, some are pathogenic

Name of a prokaryote which gains electrons from inorganic compounds

Bacteria. Gram positive rods, peritrichous flagella, facultative anaerobe, produces endospores and toxins, can cause food poisoning

Type of horizontal gene transfer where plasmid is transferred from donor cell to recipient cell through the F-pilus

Where is the respiratory chain found in prokaryotes?

Thin, thread like appendages which help bacteria adhere to surfaces

Archaea. irregular cell shape, anaerobic, non-motile methanogenic, lives in rumen of ruminant animals

What molecule is found in gram negative bacteria cell walls, which has a varying amount of uses including stabilizing structure and creating a permeability barrier?

Archaea. cocci with glycoprotein S-layer and lophotrichous flagella, hyperthermophile, inhabits hydrothermal vents

Name of a prokaryote which uses carbon dioxide to make carbon compounds