Antibodies play important role against microorganisms and other pathogens to which type of proteins do they belong?
Correct answer: D. Both A and B
- A. Globular
- B. Functional
- C. Fibrous
- D. Both A and B
Explanation
Antibodies are both globular and functional proteins. They are globular because they are not crystalline and they have a specific, three-dimensional shape. They are functional because they have a specific role to play in the immune system.
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About Proteins
Proteins are polymers of amino acids joined by peptide bonds, and their function depends on primary, secondary, tertiary and quaternary structure. The topic covers fibrous and globular proteins, enzymes, antibodies, hormones and transport proteins, as well as denaturation by heat or extreme pH.
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