Definitions for kinetochorekɪˈni təˌkɔr, -ˌkoʊr, -ˈnɛt ə-, kaɪ-
Random House Webster's College Dictionary
ki•ne•to•chorekɪˈni təˌkɔr, -ˌkoʊr, -ˈnɛt ə-, kaɪ-(n.)
a structure on the chromosome, at or near the centromere, to which spindle fibers attach during cell division.
Category: Cell Biology
Origin of kinetochore:
1930–35; < Gk kīnetó(s)
a specialized condensed region of each chromosome that appears during mitosis where the chromatids are held together to form an X shape
"the centromere is difficult to sequence"
the protein structure in eukaryotes which assembles on the centromere and links the chromosome to microtubule polymers from the mitotic spindle during mitosis