The yolk is the portion of an egg that is produced by the ovary and carries the 1.
ovum.
2. Between the inner and outer shell membranes there is a called the air cell
3. The air cell is usually found at the
end of the egg
4. The pores in the shell allow to pass into the egg and carbon dioxide to leave.
5. If the shell were not gas-, then the embryo would die.
6. The germinal disc (or blastoderm) is the portion of the egg that will form the
The chalaza/chalazae (plural) are a pair of thick spiral bands of _that attach to
opposite ends of the membrane lining the shell.
8. The yolk is ___ in the center of the egg to prevent it from touching the shell.
7.
9. Another name for albumen is and there is thick and thin albumen.
and contains a large amount of
needed by the
10 The albumen serves as a
developing embryo.