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Questions and Answers
What is the main purpose of meiosis in cells?
What is the main purpose of meiosis in cells?
- To produce somatic cells
- To produce diploid cells
- To produce sperm and egg cells (correct)
- To repair DNA damage
What occurs during the synapsis stage of meiosis?
What occurs during the synapsis stage of meiosis?
- Sister chromatids are formed
- DNA replication occurs
- Homologous chromosomes come together and form crossovers (correct)
- Homologous chromosomes separate
What is the result of crossing over in meiosis?
What is the result of crossing over in meiosis?
- Chromosomes are lost
- New combinations of genes are produced in the chromosomes (correct)
- Sister chromatids are separated
- Chromosomes become identical to those in the mother and father
What is the ploidy of the cells produced by meiosis?
What is the ploidy of the cells produced by meiosis?
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What is the purpose of fertilization in the context of meiosis?
What is the purpose of fertilization in the context of meiosis?
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What is the stage of the cell cycle immediately before meiosis I?
What is the stage of the cell cycle immediately before meiosis I?
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What is the term used to describe the paired chromosomes during synapsis?
What is the term used to describe the paired chromosomes during synapsis?
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During which stage of meiosis does recombination or crossing over occur?
During which stage of meiosis does recombination or crossing over occur?
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How many haploid cells are produced at the end of meiosis?
How many haploid cells are produced at the end of meiosis?
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What is the main difference between meiosis and mitosis?
What is the main difference between meiosis and mitosis?
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How long does prophase I normally last in human spermatogenesis?
How long does prophase I normally last in human spermatogenesis?
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What is the outcome of mitosis in terms of genetic diversity?
What is the outcome of mitosis in terms of genetic diversity?
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