Most Strains of Escherichia Coli Can Be Presumptively Identified on the Basis

question 18

Multiple Choice

Most strains of Escherichia coli can be presumptively identified on the basis of which characteristic?

• A)Spot indole-positive
• B)Citrate-positive
• C)Methyl red-negative
• D)Urease-positive

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Definitions:

Pitch

A tone's specific frequency, allowing the differentiation of sounds in music and speech as being higher or lower.

Localize

To identify or restrict something to a specific area or part.

Frequency Sounds

The pitch of a sound determined by the rate at which sound waves vibrate, measured in hertz (Hz).

Radio Speaker

An individual who delivers audio content over radio broadcasts, often involved in discussions or providing information to listeners.