KEY CONCEPT Cells ______ during _______ and ___________.

___________ _______ at the start of _______. ___ wraps around _______ (________) that _______ it. DNA double helix DNA and histones Chromatin Supercoiled DNA

___ plus _______ is called _________. chromatid telomere centromere ___ ___ of a ___________ __________ is a _________. ______ __________ are held together at the __________. ________ protect ___ and __ ____ include _____. Condensed, duplicated chromosome

Mitosis and cytokinesis produce ___ __________ _______ ________ ____. Parent cell centrioles spindle fibers centrosome nucleus with DNA _________ prepares the ____ to _____. During _________ the ___ is ________.

Mitosis divides the _____ _______ in ____ ______. During ________, ________ _______ and ______ ______ form.

Mitosis divides the cell’s nucleus in four phases. During _________, ___________ ____ ___ in the ______ of the cell.

Mitosis divides the cell’s nucleus in four phases. During ________, ______ _________ separate to _________ _____ of the cell.

Mitosis divides the cell’s nucleus in four phases. During ________, the new ______ ____ and ___________ begin to ______.

___________ differs in ______ and _____ cells. In _______ cells, the membrane ______ closed. In _____ cells, a ____ _____ forms.