Question

The aleurone layer in maize grain is especially rich in

Answer 1

The correct answer is (2) Protein. The aleurone layer is rich in protein. Aleurone is a protein found in protein granules of maturing seeds and tubers.

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Answer 2

Proteins
In monocotyledons the seeds are generally endospermous. the endosperm is surrounded by a special one cell thick layer called aleurone layer. It is filled with aleurone grains which are proteinaceous in nature other components of this layer are phytin, carbohydrates and small amounts of phospholipids are also present.