Microbiology

Question 1

Gram Positive (G+)

Answer 1

Bacteria with a thick (30+) peptidoglycan layer. These bacteria appear purple after the gram staining process.

Only one cytoplasmic membrane is present in these bacteria.

Question 2

Gram Negative (G-)

Answer 2

Bacteria with a thin (1) peptidoglycan layer. These bacteria appear pink after the gram staining process.

Two different cytoplasmic membranes are present, separated by the peptidoglycan layer in these bacteria.

Question 3

strepto-

Answer 3

chain like

Question 4

staphylo-

Answer 4

clustered (grape like)

Question 5

diplo-

Answer 5

bacteria in pairs

Question 6

tetrads-

Answer 6

bacteria in groups of four

Question 7

sarcina-

Answer 7

bacteria arranged in a cube-like shape

Question 8

palisades

Answer 8

bacteria arranged side-by-side

Question 9

coccus

Answer 9

sphere shaped

Question 10

bacillus

Answer 10

rod shaped

Question 11

sparillus

Answer 11

spiral shaped