Sexual Reproduction in Animals
Biology ⇒ Reproduction and Development
Sexual Reproduction in Animals starts at 7 and continues till grade 12.
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Context: A scientist observes that in a certain species of frog, eggs and sperm are released into the water at the same time. What type of fertilization is this?
Describe the difference between internal and external fertilization.
Describe the process of fertilization in animals.
Describe the role of the sperm in sexual reproduction.
Explain why aquatic animals often use external fertilization.
Explain why genetic variation is important in animals.
Explain why sexual reproduction is important for the survival of a species.
Name one mammal that lays eggs.
What is sexual reproduction?
What is the function of the placenta in mammals?
What is the main advantage of sexual reproduction over asexual reproduction?
Which process results in the formation of a zygote?
