What Phenotype Would You Expect to See in a Strain

question 20

Multiple Choice

What phenotype would you expect to see in a strain of E. coli with a mutation in the phr gene?

• A)decrease in UV-induced mutations
• B)increase in UV-induced mutations
• C)decrease in reversion of base-pair substitution mutations
• D)increase in the methylation of nucleotide bases
• E)decrease in the methylation of nucleotide bases

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Definitions:

Direct Perception Checking

Asking the observed person to confirm an interpretation or a perception about him or her.

Uncertainty Reduction

The process of acquiring information to reduce the level of uncertainty or unfamiliarity in interactions, especially in initial encounters.

Partner Uncertainty

Feelings of doubt or confusion regarding a romantic partner's feelings, intentions, or the status of the relationship.

Relational Uncertainty

The lack of confidence a person feels in his or her ability to explain or predict issues or the nature of a specific relationship.