Which of the Following Statements Is Incorrect or False

question 43

Multiple Choice

Which of the following statements is incorrect or false?

• A) MHC proteins are the cell's identity markers.
• B) Class 1 MHC molecules are built into the plasma membranes of all body cells.
• C) Haptens lack immunogenicity unless attached to protein carriers.
• D) Class II MHC molecules appear only on the surface of antigen- presenting cells, thymic cells, and T cells that have been activated by exposure to antigens.

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Definitions:

Binding Protein

A protein that transports, supports the activity of, or anchors other molecules, particularly hormones, drugs, or other proteins.

Lipid-Soluble

Refers to molecules capable of dissolving in fats, oils, and non-polar solvents, which allows them to easily pass through cell membranes.

Autocrine

A mode of hormone action where a cell secretes a hormone or chemical messenger that binds to autocrine receptors on the same cell, leading to changes in the cell.

Conjugated

Compounds that are linked or coupled, especially in the context of organic chemistry or biochemistry, such as conjugated proteins.