객관식
Which definition correctly describes a haploid cell during meiosis?
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12. Meiosis
Introduction to Meiosis
객관식
What is the end result of meiosis?
A
Four genetically identical diploid cells
B
Four genetically diverse haploid cells
C
Two genetically identical diploid cells
D
Two genetically diverse haploid cells
검증된 단계별 안내1
Understand the purpose of meiosis: Meiosis is a type of cell division that reduces the chromosome number by half, resulting in the production of gametes or spores. It is essential for sexual reproduction and contributes to genetic diversity.
Recognize the stages of meiosis: Meiosis consists of two consecutive divisions, meiosis I and meiosis II. Meiosis I separates homologous chromosomes, while meiosis II separates sister chromatids.
Identify the chromosome number change: Meiosis starts with a diploid cell (2n) and ends with haploid cells (n). This reduction in chromosome number is crucial for maintaining the species' chromosome number across generations.
Consider genetic diversity: During meiosis, processes such as crossing over and independent assortment occur, leading to genetic variation in the resulting cells.
Determine the end result: The end result of meiosis is four genetically diverse haploid cells, which are crucial for sexual reproduction and contribute to genetic diversity in offspring.
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