Question

Why the root nodules of legumenous plant appear pink?​

Answer 1

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There are nodules in the roots of the leguminous plants.

The nodules appear pink in colour due to the presence of leghemoglobin. This is an iron-containing pigment which is pinkish in color. The pigment is responsible to scavenge oxygen for the functioning of the enzyme nitrogenase in nitrogen fixation.

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Answer 2

Answer:

Because that is a formula of root nodules of legumenous plant appear pink so please follow and like me.