Lab 2

Question 1

How to differentiate spretococci and staphylococci

Answer 1

catalase and gram stain

Question 2

staph gram stain result

Answer 2

G+

grape like clusters

Question 3

Strep gram result

Answer 3

G+

long chains

Question 4

Staph catalase test result

Answer 4

+

Question 5

strep catalase test result

Answer 5

-

Question 6

enterococcus catalase test result

Answer 6

-

Question 7

Tests for the differentiation between staphylococcal species

Answer 7

DNAse agar

Mannitol salt agar

Coagulase test

Carbohydrate fermentation broths

Novobiocin sensitivity test

Question 8

Tests for hte differentiation between streptococcal species

Answer 8

Blood agar

Camp

BIle esculin test

6.5% NaCl

Bacitracin sensitivity test

BIle solubility test

Negative stain

Optochin sensitivity test