In Signal Transduction What Is an Effector Enzyme

question 85

Multiple Choice

In signal transduction what is an effector enzyme?

• A)An integral membrane protein that changes conformation upon binding of a ligand to a cell surface receptor.
• B)A small molecule that diffuses within a cell and carries a signal to its ultimate destination.
• C)A protein bound on the interior of a cell membrane that generates a second messenger.
• D)Protein bound on the exterior surface of a cell and is the receptor site for a ligand.

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Definitions:

Hair Receptors

Sensory nerve endings around hair follicles that allow the detection of light touch or fine movements over the skin.

Hearing And Balance

Sensory functions managed by the inner ear, where hearing involves the detection of sound waves and balance is maintained through the vestibular system.

Touch

The sense through which we perceive pressure, texture, and temperature, primarily using our skin.

Sodium-Potassium Pump

A cellular membrane protein that moves sodium out of and potassium into a cell against their concentration gradients, vital for maintaining cellular homeostasis.