(LAB) Growth of Colonies

Question 1

9 ways to describe growth of colonies

Answer 1

1. Hemolysis
2. Shape
3. Size
4. Surface
5. Color
6. Opacity
7. Elevation
8. Margin
9. Gram stain result

Question 2

Types of hemolysis patterns

Answer 2

1. Alpha
2. Beta
3. Gamma

Question 3

5 Types of shapes

Answer 3

• circular
• filamentous
• punctiform
• irregular
• rhizoid

Question 4

types of size

Answer 4

• small
• medium
• large

Question 5

types of surface

Answer 5

• smooth
• glistening
• wrinkled
• dull

Question 6

type of color

Answer 6

• white
• creamy white
• yellow
• orange
• green

Question 7

types of opacity

Answer 7

• transparent
• translucent
• opaque

Question 8

types of elevation

Answer 8

• flat
• umbonate
• raised
• convex
• pulvinate

Question 9

types of margin

Answer 9

• even
• wavy
• filamentous
• lobate
• curled

Question 10

types of gram stain result

Answer 10

blue/purple (+)
red/pink (-)

Question 11

how many quadrants are in a full plate

Answer 11

4

Question 12

how many quadrats are in a half plate

Answer 12

3

Question 13

Type of staining procedure for Culture

Answer 13

Gram Staining

Question 14

Example of bacteria that expresses double zone of hemolysis

Answer 14

Clostridium perfingens

Question 15

Example of bacteria the expresses triple zone of hemolysis

Answer 15

Francisella tularensis

Question 16

Serratia marcescens pigment color

Answer 16

Red

Question 17

Chromobacterium violaceum pigment color

Answer 17

Violet

Question 18

What are the 4 pigments of Pseudomonas aeruginosa

Answer 18

1. Pyocyanin
2. Pyoverdin
3. Pyorubin
4. Pyomelanin

Question 19

Colony shape for Actinomyces

Answer 19

Molar Tooth Colonies

Question 20

Colony shape for Bacillus anthracis

Answer 20

Medusa hair colonies

Question 21

Example of bacteria with rough surface

Answer 21

Corynebacterium diptheriae