Chromosomes are arranged and numbered by size, from largest to smallest
Along the equatorial plane of the cell.
After DNA replication, there are double the number of chromosomes, which will be divided into two identical daughter nuclei during mitosis. For example, a normal human body cell has 46 chromosomes....
Homologous
in a homologous chromosome there are two chromosomes ( a chromosome and a sister chromosome)
The Vulnerability of the Y Chromosome
Learn about Chromosomes
Chromosome Issues
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