Biology
Define aleurone layer
![](https://d22o6al7s0pvzr.cloudfront.net/images/bookrags/qa/avatars/School/Stack_of_Books.png)
Asked by
bookragstutor
Last updated by
Jill W
The aleurone layer is the outermost cell layer of the endosperm of the grains (seeds) of wheat and other grasses; when acted upon by gibberellin, the aleurone layer releases enzymes that digest the stored food of the endosperm into small nutrient molecules that can be taken up by the embryo.