Which of the Following Is True with Regard to Mutations

question 9

Multiple Choice

Which of the following is true with regard to mutations?

• A)Mutations occur in response to environmental pressures.
• B)Mutations are more common in slowly growing organisms.
• C)Mutations appear without regard to environmental pressures.
• D)Several mutations must occur at one time for a new phenotype to appear.

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Definitions:

Placebo Group

In drug research, a group given an inert substance to assess the psychological effect of receiving a treatment.

Experimenter Expectancy Effect

The influence that the researcher's expectations can have on the outcome of a study, potentially biasing the results.

Floor Effect

Failure of a measure to detect a difference because it was too difficult.

Paper-and-pencil Questionnaire

A traditional survey method where participants respond to questions written on paper by physically marking their answers.