Kategóriák: Minden - bacteria - morphology - fermentation

a Yasmin Mahmood 1 éve

153

Dichotomous Key BIOL71011 by Yasmin Mahmood

The identification and classification of bacteria often rely on a series of biochemical and morphological tests. These tests include determining the Gram reaction, which differentiates bacteria into Gram-positive and Gram-negative groups based on cell wall composition.

Dichotomous Key BIOL71011 by Yasmin Mahmood

Gram Stain

Gram Positive (+ve)

S. epidermidis

Coagulase Test?

S. aureus

Gram Negative (-ve)

Morphology?
Coccus
Bacillus

Ferments Lactose?

No

Postive

P. aeruginosa

Yes

Liquefies Gelatin?

Negative

Coagulase Test?

Positive

E. coli