Which One of the Following Is Correct Regarding the Structure

question 98

Multiple Choice

Which one of the following is correct regarding the structure of an antibody?

• A) An antibody is made up of two polypeptide chains linked by hydrogen bonds.
• B) The four polypeptide chains that make up an antibody molecule are linked by disulfide bonds.
• C) The constant regions of the polypeptides in an antibody form antigen-binding sites.
• D) Only one polypeptide in an antibody has a constant region and a variable region.
• E) The polypeptides making up an antibody are connected by hydrogen bonds.

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Definitions:

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Sphagnum Moss

A genus of approximately 380 accepted species of mosses, known for their role in creating peat bogs and significantly affecting their habitat's ecosystem by retaining water.

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