1st science 4 fertilization
TRANSCRIPT
Explains the process of fertilization in humansScience V
Review
•What do ovaries produce?..•What hormone do they produce?•What do the testes produce? •What hormones do they produce?
Motivation
Presentation
Watching of video clip: Fertilization
Concept Formation
What is fertilization?
Remember
• The union of an egg and a sperm cell is called fertilization.
Concept Formation
• Where does fertilization occur?
Remember
• Fertilization occurs in one of the fallopian tubes as the egg moves toward the uterus.
Concept Formation
• What fertilizes the egg?
Remember
• The moving sperm swims up through the uterus and enter the fallopian tube.
Concept Formation
• What is the fertilized egg called?
Remember
• The fertilized egg is called zygote.
Application
•How many egg cells mature every month?•How many sperm cells fertilized the egg cell?
Evaluation
Answer the following briefly:
1. How many sperm cells does an egg cell normally need in order to become fertilized?
2. When does fertilization occur?3. Where does fertilization occur?4. Define fertilization.
Assignment
Why is fertilization in human important?