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Name ______________________________________________________________________________ Due Date _______
Unit 6- Cell Cycle WKS
Cell Cycle
 For A through E, identify the phase of the cell cycle
 Label the numbered structures in the diagrams using the following choices:
chromatin
centromere
sister chromatids
Spindle fiber
centrioles
a. ___________
b. ________________
c. ___________________ d. _____________________
I.
1. ____________
2. _______________
3 _______________
4. ______________
e. ____________
5. __________________
Vocabulary- Each choice is used one time
_________1. Period of time from the beginning of one cell division to the beginning of the next
_________2. End of telophase in which one cell splits into two cells
_________3. Process by which DNA makes a copy of itself
_________4. Area where sister chromatids are attached
_________5. Biomolecule used to build cell plate in plant cells
_________6. DNA make-up of a cell
_________7. Asexual reproduction in eukaryotic cells
_________8. Proteins used to construct spindle fiber network
_________9. Only found in animal cells, help with cell division
_________10. Pinched in portion of animal cell membrane; seen in telophase
_________11. Two identical strands of DNA; DNA that has been replicated
_________12. Network that shortens to pull apart DNA during anaphase
_________13. Attachment point for spindle fibers, DNA
_________14. Fine strands of DNA wrapped in protein
_________15. Asexual reproduction in prokaryotes
_________16. Microfilaments + microtubules
_________17. Thickened, condensed form of DNA; visible with compound light microscope
_________18. Proteins used to create cleavage furrow
a.
b.
c.
d.
e.
f.
g.
h.
i.
j.
k.
l.
m.
n.
o.
p.
q.
r.
Binary fission
Cell cycle
Cellulose
Centrioles
Centromere
Chromatin
Chromosome
Cleavage furrow
Cytokinesis
Cytoskeleton
Genome
Kinetochore
Microfilaments
Microtubules
Mitosis
Replication
Sister chromatids
Spindle fibers
Complete the table by checking the correct column(s) for each statement.
Statement
Interphase
Mitosis
1. Period of cell growth & activity
2. Period of cell division
3. DNA replication occurs
4. Protein production occurs
5. Nuclear material divides to form 2 daughter cells
6. Part of the cell cycle
7. Occurs in cardiac muscle cells
8. Occurs in skin cells
9. Mitochondria & other organelles manufactured
10. Cytoplasm divides
Match each description with correct phase of the cell cycle. Each choice is used more than one time
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
_______ DNA condenses & thickens
_______ Centrioles replicate
_______ DNA replicates
_______ Nucleolus, nuclear envelope disassemble
_______ Division of the cytoplasm
_______ DNA uncoils; returns to chromatin form
_______ Spindle fibers begin to form as centrioles move apart
_______ Sister chromatids are pulled apart
_______ Nucleolus, nuclear membrane re-form
_______ Cell is doing its cell job
_______ Sister chromatids align in equator of cell
_______ Spindle fiber network fully formed
_______ “Point of No Retrun”
_______ Spindle fibers begin to shorten
_______ Highest rate of protein synthesis
_______ Spindle fibers disassemble
_______ Phase in which muscle cells remain
_______ Vesicles containing cellulose moved to center of cell
_______ Ribosome production resumes
_______ Actin filaments used to move cell membrane
a.
b.
c.
d.
e.
f.
g.
h.
Anaphase
Cytokinesis
G1
G2
Metaphase
Prophase
S
Telophase