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At the end of the first meiotic division...

At the end of the first meiotic division, each chromosome consists of-

A

A homologous chromosome pair

B

Four copies of each DNA molecule

C

Two chromatids

D

A pair of polar microtubules

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The correct Answer is:
To answer the question "At the end of the first meiotic division, each chromosome consists of-", we can follow these steps: ### Step-by-Step Solution: 1. **Understanding Meiosis**: Meiosis is a type of cell division that reduces the chromosome number by half and produces four gametes. It consists of two successive divisions: meiosis I and meiosis II. 2. **Meiosis I Overview**: The first meiotic division (meiosis I) separates homologous chromosomes. Before this division, each chromosome consists of two sister chromatids, which are identical copies of the chromosome. 3. **Separation of Homologous Chromosomes**: During meiosis I, homologous chromosomes pair up and then are separated into two daughter cells. Each chromosome still consists of two sister chromatids at the end of meiosis I. 4. **Formation of New Cells**: After meiosis I, two new cells are formed. Each of these cells contains chromosomes that still have two chromatids. 5. **Conclusion**: Therefore, at the end of the first meiotic division, each chromosome consists of two chromatids. ### Final Answer: At the end of the first meiotic division, each chromosome consists of **two chromatids**. ---
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