Booker Has a Really Bad Headache,so He Takes a New

question 138

Multiple Choice

Booker has a really bad headache,so he takes a new painkiller.The drug works wonderfully to relieve his headache.The next time Booker has a headache,he definitely will take that drug.Booker's behaviour of taking the new drug has been:

• A)positively reinforced.
• B)negatively reinforced.
• C)positively punished.
• D)negatively punished.

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Definitions:

Inducible Genes

Genes whose expression is either initiated or increased in response to specific stimuli.

Repressor

A protein that binds to specific DNA sequences, preventing the transcription of certain genes and thereby controlling gene expression.

Promoter

A region of DNA that initiates transcription of a particular gene, typically located near the transcription start sites of genes.

Inducer

A molecule that binds to a repressor protein, converting it to its inactive form, which is unable to prevent transcription.