what is chalaza. in ovule?

In animal eggs, the chalaza is composed of one or two spiral bands of tissue that suspend the yolk in the center of the white. It acts similar to an umbilical cord in mammals; the growing embryo receives its nutrients from the yolk. The purpose of the chalaza is to hold the yolk in place. For culina

This is a specific Botany / Biology subject question and should not be put up at this forum. Manpreet, you may refer to the standard books for it. However, since you have asked Cha-la-zae can be said to be the region of an ovule that is opposite the micropyle, where the integuments and nucellus are

Please post an education related query. This is not a valid query.