Which of the following immunoglobulins does constitute the largest percentage in human milk?
Correct answer: A. IgA
- A. IgA
- B. IgG
- C. IgD
- D. IgM
Explanation
IgA immunoglobulins are the second most abundant class of immunoglobulins, which are mainly found in sweat, tears, saliva, mucus, colostrum, and gastrointestinal secretions.
Last updated
Related questions
A bacteriophage is attached to the receptor site on the host cells:
A bacteriophage replicates only in a_ cell
A bacterium divides every 36 minutes. If a culture containing 105 cells/ml is grown for 180 minutes, what will be the cell concentration after that period?
A bite of tsetse fly may pass to humans
A capsid, the protective coat of a virus, is made up of subunits known as capsomeres that are _ in nature.