HORTICULTURE

Detailed explanation-1: -The outer covering of the seed is known as a seed coat. It protects the embryo from drying out and from any injuries. Seed coats can be thin and soft as well as hard as in coconut shell.

Detailed explanation-2: -Via the placenta, the mother provides oxygen and nutrients as well as embryo protection by transferring antibodies across the placenta to allow humoral immune responses early in life. Postnatally, mammals transfer antibodies via breast milk to the offspring supporting the neonate immune system.