The Most Likely Identification of a Bile-Sensitive, Kanamycin-Resistant, Catalase-Negative, and Indole-Negative

question 25

Multiple Choice

The most likely identification of a bile-sensitive, kanamycin-resistant, catalase-negative, and indole-negative anaerobic Gram negative bacilli is

• A)nonpigmented Prevotella.
• B)Porphyromonas spp.
• C)Bacteroides fragilis group.
• D)pigmented Prevotella.
• E)Bacteroides ureolyticus.

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Definitions:

Atomic Weight

The average mass of atoms of an element, calculated using the relative abundance of isotopes in a naturally-occurring element.

Neutrons

Subatomic particles found in the nucleus of an atom, with no electric charge and a mass slightly greater than that of protons.

Protons

Protons are positively charged subatomic particles found in the nucleus of an atom.

Average Abundance

The typical concentration of an element or compound within a certain environment or mixture.