Suppose a Mutant Strain of Escherichia Coli K12 Contains a Mutation

question 3

Multiple Choice

Suppose a mutant strain of Escherichia coli K12 contains a mutation in the trpE gene and is no longer able to make tryptophan.What is this mutant called?

• A)An auxotroph.
• B)A prototroph.
• C)An autotroph.
• D)A phenotroph.
• E)A lithotroph.

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Definitions:

Attentive Statements

Responses that show active listening and understanding of what another person is expressing.

Minimal Encouragers

Brief verbal cues or non-verbal signals used during conversation to indicate active listening and encourage the speaker to continue.

Reflecting Feelings

The technique used in counseling and communication to mirror the emotions of the speaker, validating their experience.

Past Tense

A grammatical term referring to verbs that express actions or states of being that occurred in the past.