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Question : Cornea transplant in humans is alomost never rejected. This is because

Answer»

it is COMPOSED of enucleated CELLS
it is a non-living LAYER
its cells are least penetrable by bacteria
it has no blood supply.

Solution :Cornea is a transparent layer that forms the anterior one-sixth of the eye ball.It helps of FOCUS light waves as they enter the eye.Cornea has no blood supply, therefore, it can be TRANSPLANTED successfully.


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