Examlex
A short segment of a protein contains the following sequence of amino acids: tryptophan-valine-glycine.Can you determine the sequences of the mRNA and DNA used to produce this sequence? If so,what are the sequences of mRNA and DNA? If not,why not?
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A research instrument consisting of a series of questions for the purpose of gathering information from respondents.
Psychological Test
A standardized instrument designed to measure aspects of an individual's mental abilities, behaviors, or personality.
Independent Variable
The factor in an experiment that is altered or adjusted by the experimenter to study its influence on the outcome variable.
Independent Variable
The variable in an experiment that is manipulated to observe its effect on a dependent variable, used to determine cause-and-effect relationships.
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