21 Questions
What is the main purpose of meiosis in sexual reproduction?
To produce genetically unique gametes
Which cells are formed as a result of meiosis in humans?
Haploid cells
How does meiosis contribute to genetic variation?
Through random assortment of chromosomes
What occurs during crossing over in meiosis?
Homologous chromosomes exchange genetic material
Why is it important for meiosis to reduce the chromosome number from diploid to haploid?
To maintain a constant chromosome number across generations
What is the main function of meiosis in sexual reproduction?
Introducing genetic variation
Which phase of meiosis involves the exchange of genetic material between homologous chromosomes?
Prophase I
What is the significance of reducing the chromosome number from diploid to haploid during meiosis?
It helps in maintaining a constant chromosome number across generations.
During which phase of meiosis do chromosomes align randomly at the equator before being separated?
Metaphase I
What is the final result of meiosis in humans?
Haploid gametes with unique genetic material
How does meiosis contribute to genetic diversity?
By introducing new gene combinations through crossing over
Which process in meiosis results in the formation of four genetically unique daughter cells?
Cytokinesis II
What is the role of chiasmata in meiosis?
Exchanging genetic material between homologous chromosomes during Prophase I
What is the significance of reducing the chromosome number from diploid to haploid during meiosis?
To maintain a constant chromosome number from one generation to the next
How does meiosis contribute to genetic variation?
By randomly assorting chromosomes during Metaphase I and II
What is the primary role of crossing over in meiosis?
To exchange genetic material between homologous chromosomes
Why is the introduction of genetic variation important in sexual reproduction?
To promote adaptation and evolution in a species
What is the main outcome of meiosis in terms of chromosome number?
Halving the number of chromosomes compared to the parent cell
Which phase of meiosis involves the alignment and separation of chromosomes to generate unique combinations?
Metaphase I
What is the significance of producing genetically unique daughter cells in meiosis?
To contribute to genetic diversity in a population
Which outcome is directly influenced by meiosis in sexual reproduction?
The genetic diversity of the offspring
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