Cornea transplant in humans is almost never rejected. This is because ______________.

It is composed of enucleated cells

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It is a non -living layer

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Its cells are least penetrable by bacteria

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It has no blood supply

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Solution

The correct option is D It has no blood supply
Cornea transplant is a procedure where the damaged cornea tissue is replaced from the front of the eye and a new cornea tissue is inserted from a deceased human. Cornea transplantation is always successful as it lacks blood supply
So, option D is the correct option.

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