File

3 CELL REPRODUCTION
INB ACTIVITIES
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Eukaryotic & Prokaryotic Cell Division Teacher Notes/Answer Key
Eukaryotic and Prokaryotic Cell
Division
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Eukaryote:
- Complex process
- Involves many
chromosomes and
crossing over
- Can be asexual or
sexual (offspring are
unique to parents)
- Undergo mitosis:
DNA/organelle
replication during
Interphase,
Prophase,
Metaphase,
Anaphase,
Telophase, &
cytokinesis.
- Uses meiosis to
make sex cells, egg
and sperm
Both:
-part of the life
cycle of virtually
all cells
-Occurs when new
cells are needed
-DNA is replicated
-one cell
(the parent cell)
divides to form
two new cells
(daughter cells)
-Can be asexual
Prokaryote:
- Simple process
- Involves one
chromosome.
- Asexual reproduction:
Offspring are identical
to parent cell
- Undergo binary
fission: DNA
replication,
chromosome
segregation, cell
separation.
- Or conjugation: the
transfer of genetic
material (the plasmid)
via direct contact or a
bridge like connection.
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Directions: Cut out and glue the diagrams into your notebook. Cut along the three vertical lines to split the
picture in thirds. Fold the tabs back along the dashed line Underneath the flaps, describe the similarities
and differences between eukaryotic and prokaryotic cell division.
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Eukaryotic Cell
Division
Both
Prokaryotic Cell
Division
Glue Cell Division Sheet Here
Apply glue behind this tab and place in notebook
Cell Division in Eukaryotes vs. Prokaryotes
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Mitosis Card Sort Teacher Notes/Key
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Directions: Create enough copies of the card sort to use in small groups or as individuals. Print on cardstock, cut and laminate if you plan on
using them year after year with groups. If not, have students cut out the cards on the following pages and the card sort pocket. Fold the pocket
along the dashed lines and glue into notebook to hold the cards. Arrange the picture and description cards appropriately to show the process of
cell division through mitosis. Some stages of mitosis may have more than one picture card. If necessary, remove some of the cards representing
prophase and metaphase to avoid confusion and have one card per phase.
Use the card sort as a warm-up activity as you walk them through the processes or use as test prep as students RACE to get their equations in
order!
This card sort activity comes in two sizes – use the larger size with groups, smaller size for individuals or partners.
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Mitosis Card Sort Teacher Notes/Key
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© 2015 Getting Nerdy, LLC
Mitosis Card Sort Teacher Notes/Key
Interphase: Cell’s resting phase. Cell spends 90% of its time in this phase. Cell
copies/doubles its chromosomes and prepares for cell division (mitosis)
Prophase: Mitosis begins during prophase. Nucleolus and Nuclear membrane disappear.
Centrioles (or poles) appear and move to opposite ends of cell. Spindle fibers
begin to stretch across the cell (like spider webs).
Chromosome pairs or sister chromatids become visible
(attached to one another by a centromere)
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Metaphase: Chromosome pairs line up at the equator (center of the cell). Spindle fibers
attach to the chromosomes at the centromere. THINK: Meet in the “middle”
Anaphase: Chromosome pairs (sister chromatids) separate and move to opposite ends of
the cell
Telophase: Two new nuclei form. Chromosomes change to chromatin (threads rather than
rods). Mitosis ends
Cytokinesis: Cytoplasm separates and two new cells are formed. Different in plants (cell
wall forms down the center) and animals (cell membrane pinches in).
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© 2015 Getting Nerdy, LLC
© 2015 Getting Nerdy, LLC
© 2015 Getting Nerdy, LLC
© 2015 Getting Nerdy, LLC
© 2015 Getting Nerdy, LLC
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© 2015 Getting Nerdy, LLC
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© 2015 Getting Nerdy, LLC
Different in plants
(cell wall forms down
the center) and
animals (cell membrane
pinches in).
Cytoplasm separates
and two new cells are
formed.
Mitosis ends
Chromosomes change
to chromatin (threads
rather than rods)
Two new nuclei form
© 2015 Getting Nerdy, LLC
© 2015 Getting Nerdy, LLC
© 2015 Getting Nerdy, LLC
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© 2015 Getting Nerdy, LLC
Interphase
Cell copies/doubles its
chromosomes and
prepares for cell division
(mitosis)
Cell spends 90% of its
time in this phase
Cell’s resting phase
Chromosome pairs
(sister chromatids)
separate and move to
opposite ends of the
cell
Telophase
THINK: Meet in the middle
Spindle fibers attach the
chromosomes at the
centromere.
Chromosome pairs line up
at the equator (center of
the cell)
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Chromosome pairs or sister
chromatids become visible (attached
to one another by a centromere)
Spindle fibers begin to stretch
across the cell (like spider webs).
Centrioles (or poles) appear and
move to opposite ends of cell
Mitosis begins:
Nucleolus and Nuclear membrane
disappear
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Metaphase
Cytokinesis
Anaphase
Fold along dashed line and apply glue
to this tab
Prophase
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Mitosis
Card Sort
Fold along dashed line and apply glue to this tab
© 2015 Getting Nerdy, LLC
Fold along dashed line and apply glue
to this tab
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© 2015 Getting Nerdy, LLC
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© 2015 Getting Nerdy, LLC
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© 2015 Getting Nerdy, LLC
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Cytoplasm separates and
two new cells are formed.
Different in plants (cell wall
forms down the center) and
animals (cell membrane
pinches in).
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© 2015 Getting Nerdy, LLC
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Two new nuclei form
Chromosomes change to
chromatin (threads rather
than rods)
Mitosis ends
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Chromosome pairs line up at the
equator (center of the cell)
Chromosome pairs (sister
chromatids) separate and
move to opposite ends of
the cell
Spindle fibers attach to the
chromosomes at the
centromere.
THINK: Meet in the middle
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© 2015 Getting Nerdy, LLC
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Mitosis begins:
Nucleolus and Nuclear membrane disappear
Cell’s resting phase
Centrioles (or poles) appear and move to
opposite ends of cell
Cell spends 90% of its time in
this phase
Spindle fibers begin to stretch across the
cell (like spider webs).
Chromosome pairs or sister chromatids
become visible (attached to one another
by a centromere)
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Cell copies/doubles its
chromosomes and prepares
for cell division (mitosis)
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Cell Division
& the
Interphase
Stages of
Mitosis
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Prophase
Metaphase
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Anaphase
Telophase
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Cytokinesis
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Mitosis Cut and Paste Teacher Notes/Key
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Directions: Students will cut out the INB sheet on the left of their page and glue it into their INB or on top of the notes page
provided. Students will glue stages of mitosis pictures in the correct order and then describe what is happening during each stage of
mitosis underneath their page.
Interphase: Cell’s resting phase. Cell spends 90% of its time in this phase. Cell copies/doubles its chromosomes and prepares for cell
division (mitosis)
Prophase: Mitosis begins during prophase. Nucleolus and Nuclear membrane disappear. Centrioles (or poles) appear and move to
opposite ends of cell. Spindle fibers begin to stretch across the cell (like spider webs). Chromosome pairs become visible (attached to
one another by a centromere)
Metaphase: Chromosome pairs line up at the equator (center of the cell). Chromosomes attach to the spindle fibers at the
centromere. THINK: Meet in the middle
Anaphase: Chromosome pairs separate and move to opposite ends of the cell
Telophase: Two new nuclei form. Chromosomes change to chromatin (threads rather than rods). Mitosis ends.
Cytokinesis: Cytoplasm separates and two new cells are formed. Different in plants (cell wall forms down the center) and animals
© 2015 Getting Nerdy, LLC
(cell membrane pinches in).
Mitosis
Apply glue behind this tab and place in notebook or place over Notes sheet
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3
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5
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6
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Glue Mitosis Sheet Here
Glue Mitosis Sheet on top of this tab
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© 2015 Getting Nerdy, LLC
Directions: Cut out the INB sheet
to the left and glue it into your
INB. Cut out the Mitosis sheet on
the previous page and glue it on
top of the notes page already in
your INB. Glue the stages of
mitosis pictures in the correct
order and then describe what is
happening during each stage of
mitosis on the page underneath.