Myoglobin Gives Red Muscle Fibers Their Red Color

question 49

True/False

Myoglobin gives red muscle fibers their red color.

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Definitions:

Integrins

Transmembrane receptors that facilitate cell-extracellular matrix adhesion.

Ras Proteins

A group of small G proteins, named by their discovery in rat sarcoma cancer cells; important in many signaling pathways.

Cyclic Adenosine

A cyclic form of adenosine monophosphate important in intracellular signaling processes.

Serotonin

A neurotransmitter of the biogenic amine group; important in mood and helps regulate the sleep–wake cycle.