Question

Why protein molecules of large size pass through lymph vessel

Answer 1

Lymph vessel have more space inside it

Answer 2

protein molecules of large size pass which lymph vessel , this because it holds a large number of the holes via large molecules of the protein which can simple to enter into them.

It is completely different from the albumin is smaller molecular size and it has globulins as well as leaves the capillaries more readily that the other globulins.