Protects the inside and provides a barrier against bacteria. Composed largely of calcium.

• Germinal disc
• Shell
• Yolk

Located just inside the shell, protects the egg.

• Germinal disc
• Shell membrane
• Albumin

Small, circular white spot on the surface of the yolk; it is where the sperm enters the egg.

• Germinal Disk
• Shell membrane
• Shell

As this grows, the egg becomes lighter and will eventually float if placed in a glass of water.

• Air cell
• Chalazae
• Germinal disc

The watery part of the egg located farthest from the yolk.

• Thick albumin
• Thin albumin
• Vitelline membrane

The stringy part of the egg located nearest the yolk.

• Chalazae
• Shell
• Thick albumin

Twisted strands run through the white at the top and bottom of the egg to anchor the yolk.

• Chalazae
• Thick albumin
• Thin albumin

This is where the sperm enters the egg.

• Germinal disc
• Shell membrane
• Thick albumen

Consists of protein, fat and lecithin (a natural emulsifier).

• Thick albumin
• Thin albumin
• Yolk

What is salmonella?

• A type of bacteria that can cause foodborne illness in humans.
• A vitamin found in fish that helps the body build strong bones.
• A parasite that lives in water and helps clean the environment.