How Are the Heavy Chains of Major Histocompatibility Complex (MHC)

question 12

Multiple Choice

How are the heavy chains of major histocompatibility complex (MHC) classes I and II molecules transported into the cell membrane?

• A) Heavy chains are transported via extracellular fluid.
• B) Heavy chains are inserted through the membrane via hydrophobic residues.
• C) Heavy chains are inserted through the membrane via hydrophilic residues.
• D) Heavy chains are adsorbed onto the membrane via semipermeable methods.

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Definitions:

Carriers

Individuals or organisms that possess and can transmit a gene or infectious agent to others without necessarily showing symptoms of disease themselves.

Express

To convey a thought or feeling through words, gestures, or actions.

Neural Tube

An embryonic structure that develops into the brain and spinal cord of an organism during early pregnancy.

Primitive Streak

An early sign of development in the embryo, marking the beginning of gastrulation and establishing the future axis of the body.