Which of the following statements is true of immunoglobulins?
A) They are composed of only amino acids.
B) They are carbohydrate-containing protein molecules.
C) They are lipid-containing protein molecules.
D) They all have the same molecular weight.

Question

Quizplus · Accepted Answer

Immunoglobulins, also known as antibodies, are glycoprotein molecules that consist of both amino acids and carbohydrates. They do not contain lipids. Immunoglobulins have different molecular weights depending on their subtype.

Which of the Following Statements Is True of Immunoglobulins