MCAT Biology Question — Antibodies
- Jul 07, 2017
- MCAT Question of the Day
- Reviewed By: Liz Flagge
Antibodies are secreted by:
B. natural killer cells
C. plasma cells
Click for Explanation
Antibodies are secreted by B-cells, and activated B-cells secreting antibodies are called plasma cells.
A. megakaryocytes, incorrect, Megakaryocytes are the source of platelets.
B. natural killer cells, incorrect, Natural Killer cells are cytotoxic lymphocytes that can recognize stressed cells in absence of antibody or MHC presentation.
C. plasma cells, correct.
D. hepatocytes, incorrect, Hepatocytes are liver cells and do not secrete antibody.
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