Sexual Reproduction in Animals
Biology ⇒ Reproduction and Development
Sexual Reproduction in Animals starts at 7 and continues till grade 12.
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Describe the difference between oviparous, viviparous, and ovoviviparous animals.
Describe the main differences between internal and external fertilization in animals.
Describe the process of fertilization in sea urchins, including the role of the acrosomal reaction.
Describe the process of implantation in mammals.
Explain the role of hormones in regulating the menstrual cycle in female mammals.
Explain the role of the epididymis in the male reproductive system.
Explain the significance of meiosis in sexual reproduction.
Explain why fertilization is considered a random process.
Explain why genetic variation is important in sexually reproducing populations.
In which part of the female reproductive system does fertilization usually occur in mammals?
Name the process by which sperm are produced in the testes.
State one advantage and one disadvantage of external fertilization.
What is the function of the acrosome in a sperm cell?
Which hormone is primarily responsible for the development of secondary sexual characteristics in males?
Which hormone triggers ovulation in female mammals?
Which structure in male animals is responsible for the production of sperm?
A certain species of reptile exhibits temperature-dependent sex determination, where the temperature at which eggs are incubated determines the sex of the offspring. Explain how this mechanism can impact population dynamics in the context of climate change.
A researcher observes a population of fish in which some individuals are able to change sex during their lifetime. What is this phenomenon called, and what is its significance in sexual reproduction?
Describe the process and significance of capacitation in mammalian sperm before fertilization.
Explain how the process of genetic recombination during meiosis contributes to genetic diversity in sexually reproducing animals.
