Unit 5 - Meiosis Test Review If a eat's body cells have 52 chromosomes in their nuclel, the process of melosis will ensure that each new gamete produced will have how many chromosomes?
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In organisms like the one you're describing, meiosis reduces the chromosome number by half to create gametes. So, if the body cells have 52 chromosomes, the gametes will end up with 26 chromosomes after meiosis is complete. This reduction is crucial for sexual reproduction, as it ensures that when gametes fuse during fertilization, the resulting zygote will have the correct diploid number of chromosomes, in this case, 52. Meiosis itself has two divisions: meiosis I and meiosis II. In meiosis I, homologous chromosomes are separated, and then in meiosis II, the sister chromatids are separated. This two-step process not only halves the chromosome number but also introduces genetic variation through crossover events. So, bring on the egg and sperm production—those gametes are ready to ensure a compelling mix of genetic traits!