'Zygote forms' diaporamas de présentation

CHAPTER 10 Cell Growth and Division

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Internal vs External Fertilization & Development

Internal vs External Fertilization & Development. Fertilization. Fertilization is the union of egg and sperm Egg (n) + Sperm (n) = zygote 2n. External Fertilization. External fertilization occurs outside of female parent Fish Amphibians Aquatic vertebrates. External Fertilization.

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Lesson #4: Fertilization

Lesson #4: Fertilization. Objective : - Explain how babies are created. What is semen?. 1) Provides a watery environment in which the sperm cells can swim while outside the body. 2) Provides nutrients for the sperm cells (fructose, amino acids and vitamin C)

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