1. KEY CONCEPT Cells ______ during _______ and ___________.

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

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

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

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

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

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

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

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