2024 BIOS252 Biology Comprehension Exam With Answers (226 Solved Questions)

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VERSION 3Which term would be applied to a regulatory condition that occurs when protein is associated witha particular section of DNA and greatly reduces transcription? - negative controlIn the diagram below, what type of control, positive or negative, is operating?-{ }( )-|-structrual gene-^{regulatory protien}makes a transcription. - positive controlT/F Under a system of positive control, transcription does not occur unless a regulator moleculedirectly stimulates RNA production. - TrueT/F Under a system of negative control, genetic expression occurs unless some form of regulatorshuts off such expression. - TrueWhich term is used to describe enzymes that are produced only when specific substrates arepresent in the environment? - inducible: This term best describes enzymes that are producedonly when specific substrates are present in the environment to induce their production.Which term refers to a contiguous genetic complex that is under coordinated control? - operonThings to define - allostericlysogenattenuationprototrophoperonCryan experiments with gut microbes16 interaction

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