Different Body Cells Can Respond Differently to the Same Hormones

question 42

Multiple Choice

Different body cells can respond differently to the same hormones because

• A) different target cells have different sets of genes.
• B) each cell converts that hormone to a different metabolite.
• C) target cells responses are determined by the components of their signal transduction pathways.
• D) the circulatory system regulates responses to hormones by routing the hormones to specific targets.
• E) the hormone is chemically altered in different ways as it travels through the circulatory system.

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Definitions:

IR Absorption

A phenomenon where molecules absorb infrared radiation at specific wavelengths, corresponding to vibrations of their chemical bonds; used in spectroscopy for molecule identification.

Characteristic Stretch

The specific frequency at which molecular bonds stretch during IR absorption, indicative of certain functional groups.

Characteristic Stretch

Specific vibrations in molecules, observed in infrared spectroscopy, that are associated with particular functional groups and bonds within the molecule.

Mass/Charge

The ratio of an ion's mass to its charge, often used in mass spectrometry for ion identification.