CK-12 Foundation
Ck 12: Life Science: Human Egg Cells
[Free Registration/Login may be required to access all resource tools.] When a baby girl is born, her ovaries contain all of the eggs they will ever produce. But these eggs are not fully developed. They develop only after she starts...
CK-12 Foundation
Ck 12: Biology: Female Reproductive System Study Guide
This comprehensive study guide covers the main terms and concepts needed for a unit on the female reproductive system.