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Best Answer: unduplicated chromosomes are single linear strands, whereas duplicated chromosomes (copied during synthesis phase) contain two copies joined by a centromere.(centromere is a region of DNA t found near the middle of a chromosome where two identical sister chromatids come in contact).
None absolutely at the commencing of mitosis the stage we respect as prophase suggests that the chromosome fabric, called DNA, remains to be in its decondensed type and is within the process of condensing and forming into recognizable chromosomes (the DNA needed to be in its stretched out form so that it would be in a position to bear replication so that the two new cells that outcomes from mitosis will have the same amount of DNA because the usual phone