How Does the Embryo of an Egg-Laying Animal Obtain Nutrients

Question

How does the embryo of an egg-laying animal obtain nutrients for growth?
A)from the mother's body
B)from the yolk of the egg
C)through tiny pores in the shell of the egg
D)from the amniotic sac
E)from the calcium carbonate found in the egg shell

Accepted Answer

The yolk of the egg contains all the nutrients needed for the embryo's growth and development, including proteins, fats, and carbohydrates. As the embryo grows, it absorbs the nutrients from the yolk.