What Is a Porin

question 11

Multiple Choice

What is a porin?

• A) An inner membrane pore that allows proteins out into the cytoplasm
• B) Outer membrane pores that allow the membrane to "breathe"
• C) Substrates for enzymes that enable protein synthesis
• D) Outer membrane channels that permit the inflow of nutrients and the outflow of wastes

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Definitions:

Motor Neurons

Neurons that transmit impulses from the brain or spinal cord to muscles or glands, inducing action.

Electromyography

A diagnostic procedure that assesses the health of muscles and the nerve cells that control them by measuring the electrical activity.

Skeletal Muscles

Voluntary muscles attached to the skeleton that are responsible for movement and are controlled consciously.

Hyoid Bone

A U-shaped bone in the neck that supports the tongue and is associated with swallowing and speech.