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The number of bivalents is half the numb...

The number of bivalents is half the number of total chromosomes.

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### Step-by-Step Solution: 1. **Understanding Bivalents**: - Bivalents are formed during meiosis and consist of a pair of homologous chromosomes. Each homologous chromosome is made up of two sister chromatids. - Therefore, a bivalent contains four chromatids and two centromeres. 2. **Relationship Between Bivalents and Chromosomes**: - In a diploid organism, the total number of chromosomes is represented as 2n, where n is the number of homologous pairs. ...
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