Answer» Answer :-In the Pachytene stage, the chromosomes appear to be thickened. ~~~~~~~~~~~~~~~~- The Pachytene stage comes under the category of Meiotic division of cells.
- In the Pachytene stage, the bivalents tend to attain a Spiralled, Shortened and thickened BODY structure.
- The paired homologous chromosomes divide into two chromosomes each.
- Bivalents are also known as "Tetrads".
- Each bivalent is composed of four chromatids.
- During the PROCESS of meiosis, crossing over takes place between homologous pairs of chromosomes.
- The process of crossing over of the homologous chromosomes is important because it brings about recombination of characters.
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