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a fragment of a chromosome lacking a centromere and unable to attach to the mitotic spindle; therefore unable to take part in the division of a nucleus and randomly distributed in daughter cells.
Acentric Chromosome A chromosome lacking a centromere, a structure which is essential for cell division and retention of the chromosome in the cell.
acentric chromosome A chromosome lacking a centromere, which is essential for division and retention of the chromosome in the cell
acentric chromosome a chromosome formed by the joining of two broken pieces of chromosomes that lack CENTROMERES; the acentric chromosome is lost at the next division. Compare METACENTRIC CHROMOSOME.