Use This Description to Answer the Following Questions

question 11

Multiple Choice

Use this description to answer the following questions.
A major group of G protein-coupled receptors contains seven transmembrane α helices. The amino end of the protein lies at the exterior of the plasma membrane. Loops of amino acids connect the helices either at the exterior face or on the cytosol face of the membrane. The loop on the cytosol side between helices 5 and 6 is usually substantially longer than the others.
-If you wish to design an experiment to block the G protein-coupled receptor interaction, the block would preferentially affect which of the following?

• A) the exterior (cytoplasmic) end of the receptor
• B) the cytosolic end of the receptor
• C) the phospholipid's transmembrane domain
• D) the amino acid sequence in the binding site for the G protein
• E) the amino acids in the binding site for the transduction molecules

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Definitions:

Groupthink

A psychological phenomenon occurring within a group of people, where the desire for harmony or conformity results in an irrational or dysfunctional decision-making outcome.

Discrediting Information

Information intended to undermine or reduce the credibility of a person, concept, or theory.

Feelings of Invulnerability

A psychological state where an individual perceives themselves as impervious to harm or danger, often leading to riskier behaviors.

Pressures to Conform

Social forces that urge individuals to adhere to the norms, values, and behaviors of a group.