ln immunoglobulins/antibodies, two light chains and two heavy chains are linked to each other by?
Correct answer: B. Disulphide bonds
- A. Covalents bonds
- B. Disulphide bonds
- C. Hydrogen bonds
- D. Ionic bonds
Explanation
An antibody, also known as an immunoglobulin, is a large, Y-shaped protein used by the immune system to identify and neutralize foreign objects such as pathogenic bacteria and viruses. The antibody recognizes a unique molecule of the pathogen, called an antigen.Explanation is given below:
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The human digestive system covers the organs from mouth to anus, the movement of food, and the mechanical and chemical breakdown of carbohydrates, proteins and fats. It also includes the roles of digestive enzymes, bile, absorption through intestinal villi, and the assimilation of nutrients by body cells.
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