One of two daughter chromosome
s after duplication
but before separation
from the other daughter chromosome (they can also be called "sister chromatids") during cell division
. The pair of chromatids are joined together with a centromere
, and can be seen during the earlier stages of mitosis
before the pair is separated and pulled to opposite ends of the nucleus
From the BioTech Dictionary at http://biotech.icmb.utexas.edu/. For further information see the BioTech homenode.