Sexual Reproduction
Sexual reproduction is a fundamental biological process essential for the propagation of species across the living world. Unlike asexual reproduction, which involves a single organism, sexual reproduction requires the fusion of specialized reproductive cells from two different individuals, typically male and female, to create offspring with genetic variation. This method ensures diversity within populations, which enhances adaptability and evolutionary resilience. Through the intricate interplay of genetic material and reproductive structures, sexual reproduction underpins the complexity and diversity of life forms, contributing significantly to the perpetuation and evolution of species.
Questions
- What is an example of non-random mating based on behavioural traits?
- Can a human egg cell be fertilized outside of the body?
- What is the name of the tube that carries sperm to the ejaculatory duct?
- What are the events which lead to the formation of (a) identical twins, and (b) fraternal twins?
- How does sexual reproduction influence evolution?
- During fertilization a single sperm joins with an ovum. The nuclei of both cells join together to create one cell. What is that new cell called?
- What is expected to be more common in male offspring than female?
- How does sexual reproduction occur in Ascomycota and Basidiomycota?
- Where does fertilization occur in a hen?
- How does sexual reproduction affect gene frequency?
- What is the unique cellular structure associated with sperm that allows for motility?
- What is the difference between sexual selection and nonrandom mating?
- What is the role of FSH in males?
- How does a woman's body change during puberty?
- Are all of a man's sperm present at birth?
- What advantage do sexually reproducing organisms have over asexually reproducing organisms?
- How does sperm not face immune rejection in the female reproductive tract?
- On average, how long do sperm survive in the female body?
- What is the difference between external and internal fertilization?
- Is there any similarity between reproductive system of human and that of frog?