Download Student Worksheet on Mitosis with Answer Key

LIFE – MITOSIS
What must happen during interphase before mitosis can begin?
PL
E
____________________________________________________________________________________
What happens to the nucleus during mitosis?
____________________________________________________________________________________
List the four phases of mitosis in order.
____________________________________________________________________________________
Describe what happens during each phase.
Phase Name
AM
Prophase
What happens?
Metaphase
Anaphase
EX
Telophase
Why does the nuclear membrane disappear during prophase?
____________________________________________________________________________________
What is the function of spindle fibers?
____________________________________________________________________________________
LIFE – MITOSIS (AK)
What must happen during interphase before mitosis can begin?
PL
E
DNA must replicate itself before mitosis can begin.___________________________________
What happens to the nucleus during mitosis?
The nucleus replicates itself so that the cell may divide in cytokinesis.____________________
List the four phases of mitosis in order.
Prophase, Metaphase, Anaphase, Telophase_________________________________________
Describe what happens during each phase.
Phase Name
What happens?
Chromosomes form, nuclear membrane disappears, spindle fibers
form, centrioles move apart
Metaphase
Chromosomes line up in the center of a cell, spindle fibers attach
to chromosomes
Anaphase
Centrioles pull chromosomes apart using the spindle fibers (in
preparation for the divide)
Telophase
Nuclear membranes form, two new identical nuclei are created
EX
AM
Prophase
Why does the nuclear membrane disappear during prophase?
This must happen to allow nuclear division to take place.______________________________
What is the function of spindle fibers?
They help divide and reattach the duplicated chromosomes.____________________________