Download Stages of the Cell Cycle

DATE:
NAME:
CHAPTER 5
CLASS:
Stages of the Cell Cycle
BLM 2-11
Goal • Use this page to help you learn about the stages of the cell cycle.
What to Do
Complete this worksheet while you read about the stages of the cell cycle. You do not have to
add any notes to the shaded boxes.
Name of Cell Cycle Stage
Interphase
Growth and preparation
Cell Activities
Longest stage of
Cell
carries
It
replicates
Cell
life
&
size
in
DNA
cytoplasm
in
.
makes
,
organelles replicate
.
Replication
DNA
Continued growth and
preparation
Mitosis
gets bigger
Cell
and
makes
,
Nucleus
cycle
form
fibres
Centro
Attack
fibres
spindle
of
mere
to
.
Nucleus
to
Telophase
the
One
found
Cytokinesis
Cell
divide
set
each
of
& Nuumeaenhbrare
disappear
not
visible
pole
chromosomes
.
membrane
pinches
the
cells
two
.
✓
ends
opposite
at
apart
travels
complete
parts
|
sioiidnetiprenstaepmaaroamuosones
chromosome
identical
into
chromosomes
Metaphase
Anaphase
splits
chromosomes
shaped
appear
Nucleolus
X
Late prophase
copied
.
two
spindle
is
protein
duplicates Organelles
shortest stage of all
Early prophase
replication
.
everything
increases
proteins
cycle
function
cell
out
Nucleus Activities
to
Nucleus
forms
membrane
around
chromosomes
Copyright © 2007, McGraw-Hill Ryerson Limited, a subsidiary of the McGraw-Hill Companies. All rights reserved.
This page may be reproduced for classroom use by the purchaser of this book without the written permission of the publisher.
.
DATE:
NAME:
CHAPTER 5
CLASS:
The Cell Cycle
BLM 2-12
Goal • Review terms and concepts about the cell cycle.
What to Do
Match the Statements on the left with the correct Phase on the right.
Each Phase may be used more than once.
Statement
Phase
_____ 1. nucleolus appears within each new nucleus
A. prophase
_____ 2. centromeres divide
B. metaphase
_____
A 3. chromosomes become visible
C. anaphase
Dc
_____
A 4. spindle fibres begin to form
D. telophase
_____ 5. DNA replicates
E. interphase
Ec
_____ 6. replicated strands move toward opposite poles
B
_____
7. chromosomes form a line across the middle of the cell
D 8. nuclear membrane forms around each set of
_____
chromosomes
E
_____
9. cell grows
10. Place a check mark ( ) under each phase in which you can see the structures listed in the
first column.
Structures
Present
Nucleus
Interphase
Prophase
Metaphase
Anaphase
Telophase
✓
✓
Nucleolus
✓
✓
Nuclear membrane
✓
-
Chromatin
✓
✓
✓
Chromosomes
✓
✓
✓
✓
✓
✓
Spindle fibres
✓
✓
✓
11. Describe the end result of mitosis.
identical
cells
01
the
Two
_____________________________________________________________________________
same
DNA
.
Copyright © 2007, McGraw-Hill Ryerson Limited, a subsidiary of the McGraw-Hill Companies. All rights reserved.
This page may be reproduced for classroom use by the purchaser of this book without the written permission of the publisher.
DATE:
NAME:
CLASS:
Steps of Mitosis
CHAPTER 5
BLM 2-13
Goal • Identify the phases of mitosis.
What to Do
In the boxes below
• name each phase of mitosis
• draw what is happening in the phase
• describe what is happening in the phase
Prophase
Phase 1: _____________________________
a-
*
M
Phase 2: _____________________________
metaphase
Centro some
g-
spindle
-
/ M
Iieinromosome
mere
Intro
W
Duplicated DNA ( chromosomes )
Description: ________________________
Description: ________________________
•
X shaped
chromosomes
lineup
form X shape Nucleolus disappears___________________________________
___________________________________
.
.
Spindle fibres begin to form
___________________________________
cell
the
middle of the
___________________________________
in
Phase 3: _____________________________
Anaphase
Phase 4: _____________________________
Telophase
.
.
D
Bi
Description: ________________________
Description: ________________________
___________________________________
___________________________________
A
nucleolus
forms to surround
___________________________________
Chromosomes
to
movie
apart
___________________________________
Opposite
ends
of
the
cell
separated
chromosome
Copyright © 2007, McGraw-Hill Ryerson Limited, a subsidiary of the McGraw-Hill Companies. All rights reserved.
This page may be reproduced for classroom use by the purchaser of this book without the written permission of the publisher.
DATE:
NAME:
CHAPTER 5
CLASS:
Steps of Mitosis
BLM 2-13
Goal • Identify the phases of mitosis.
What to Do
In the boxes below
• name each phase of mitosis
• draw what is happening in the phase
• describe what is happening in the phase
Phase 1: _____________________________
prophase
Phase 2: _____________________________
Metaphase
Di
Centro
f
some
↳€#rF¥h
yeentromere
•
•
←
/
soismeormatids
•
)
\
spindle fibre
\
|
•
←
•
a¥n
Week
/
•
Duplicated DNA appears
Description: ________________________
Sister
Chromatics
Description: ________________________
sister
Nuclear
As
chromatics
___________________________________
membrane
line up @ middle
___________________________________
___________________________________
disappears Spindle fibre appears
___________________________________
Phase 3: _____________________________
anaphase
Phase 4: _____________________________
telophase
.
.
.
.
1)
¥
... ;
.
,
...
'
murmur
'
.
.
.
-
'
.
-
-
.
are
chromatics
Description: ________________________
sister
A
Description: ________________________
nuclear
Membrane
each
set
forms around
___________________________________
of DNA And
pulled towards the Opposite ends of the cell ___________________________________
,
.
___________________________________
Cell begins
___________________________________
get separated
.
Copyright © 2007, McGraw-Hill Ryerson Limited, a subsidiary of the McGraw-Hill Companies. All rights reserved.
This page may be reproduced for classroom use by the purchaser of this book without the written permission of the publisher.
DATE:
NAME:
CHAPTER 5
CLASS:
Cell Growth and Division
BLM 2-14
Goal • Review your understanding of the phases of the cell cycle.
What to Do
Write the name of the stage of the cell cycle that corresponds to each event described below.
1. Centromeres divide. ________________
Anaphase
2. Centrioles move to opposite ends of the cell. ________________
prophase
-
twoofthemtcentrosome
3. Nuclear membranes form around each mass of chromosomes. ________________
Telophase
4. Chromosome strands separate and move toward opposite ends of the cell. ______________
Anaphase
5. A copy of each chromosome is made. ________________
lwterphase
6. Cell membrane pinches together and the cytoplasm of the cell divides. _________________
Cytokines
7. The nuclear membrane disappears. ________________
Prophase
8. Daughter cells form. ___________________
Cytokines
9. Double-stranded chromosomes line up in the centre of the cell. ________________
Metaphase
10. It makes up most of a cell’s life. _________________
lnterphase
Short Answer
two
cells
11. In mitosis, how many cells form from the original cell? _________________
Copyright © 2007, McGraw-Hill Ryerson Limited, a subsidiary of the McGraw-Hill Companies. All rights reserved.
This page may be reproduced for classroom use by the purchaser of this book without the written permission of the publisher.