Brian Is Looking for a Safe and Supportive Community

question 70

Multiple Choice

Brian is looking for a safe and supportive community. In another way, he is searching for a

• A) positive subjective experience.
• B) positive individual trait.
• C) therapy group.
• D) positive institution.

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Definitions:

Cell

The smallest structural and functional unit of an organism, typically microscopic and consisting of cytoplasm and a nucleus enclosed in a membrane.

Activator Protein

A positive regulatory protein that stimulates transcription when bound to DNA. Compare with repressor protein.

Positive Control

A genetic control system in which a regulatory protein binds to DNA, turning on transcription of a gene. Compare with negative control.

Operon

A functioning unit of DNA containing a cluster of genes under the control of a single promoter, found in prokaryotes and some viruses.