Bios 351: Cultural Characteristics

Front 1

Describe 4 cultural factors to be studied when examining a nutrient agar slant culture of your unknown.

Back 1

amount of growth, color, opacity, form

Front 2

Describe the cultural factors to be studied when examining a nutrient broth culture of your unknown. 5

Back 2

surface growth, subsurface growth, sediment, amount of growth, optimum temp

Front 3

Describe three cultural factors to be studied when examining colonies on a nutrient agar plate culture of your unknown.

Back 3

size, color, opacity, form, elevation, margin

Front 4

The presence of what enzyme allows bacteria to liquefy gelatin?

Back 4

protease

Front 5

Approximately how many different colony configurations are possible?

Back 5

12

Front 6

Approximately how many different colony margins are possible?

Back 6

9

Front 7

Approximately how many different colony elevations are possible?

Back 7

9

Front 8

Turbid?

Back 8

cloudy growth in broth

Front 9

Flocculent?

Back 9

small masses floating around in broth

Front 10

Granular?

Back 10

small particles in broth