Ovum

A sperm attempts to penetrate the ovum coat to fertilize it.

An ovum is the female reproductive cell produced in the ovary, called an egg in that contains a yolk. Its diameter measures 0.1 mm. When it becomes deposited into the ovary and the sperm from the male has fertilized it, it then grows and develops into the same species.

Related References

• Ovum Biology-Online

See Also

• Sexual Reproduction
• Sperm
• Egg
• Sex can't have evolved (Talk.Origins)
• Reproduction
• Asexual reproduction
• Meiosis
• Embryo
• Fetus