What do you mean by bursa of fabricius
What do you mean by bursa of fabricius?
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This is a lympho epithelial organ occurring as a pouch from dorsal portion of the cloacae in birds. Its structure, development, and function are parallel to such of thymus. In birds, this is the main site of B-cells maturation.
How coacervates could have facilitated in the emergence of life upon the earth?
Define nucleic acids in brief? Describe the historic origin of this name?
Specify the vitamins which make up B complex? State the problems that may result due to death of these vitamins?
After the phase of digestion is over next step includes the absorption which is done by cells of mucous membrane of intestine. For this task a large absorption surface can be taken as an advantage. How it is possible in small internal space of body of the pluric
Is cell division taking place during the whole cell cycle? And also write down a brief explanation of interphase?
What do you mean by the nitrogen wastes?
Give a brief explanation of immuno suppression.
Briefly distinguish the terms Active immunity and passive adapted immunity.
Name the vessels which carry blood to the kidneys? Is this blood venous or arterial?
Describe hypersensitivity in short?
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