ONION ROOT TIP CELLS DIVIDING THE PHASES OF THE CELL CYCLE Ed Bassett, Olympia High School THE...

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ONION ROOT TIP CELLS DIVIDING THE PHASES OF THE CELL CYCLE Ed Bassett, Olympia High School

Transcript of ONION ROOT TIP CELLS DIVIDING THE PHASES OF THE CELL CYCLE Ed Bassett, Olympia High School THE...

Page 1: ONION ROOT TIP CELLS DIVIDING THE PHASES OF THE CELL CYCLE Ed Bassett, Olympia High School THE PHASES OF THE CELL CYCLE Ed Bassett, Olympia High School.

ONION ROOT TIP CELLS DIVIDING

ONION ROOT TIP CELLS DIVIDING

THE PHASES OF THE CELL CYCLE

Ed Bassett, Olympia High School

THE PHASES OF THE CELL CYCLE

Ed Bassett, Olympia High School

Page 2: ONION ROOT TIP CELLS DIVIDING THE PHASES OF THE CELL CYCLE Ed Bassett, Olympia High School THE PHASES OF THE CELL CYCLE Ed Bassett, Olympia High School.

Cells on the left show nucleoi (present only

during interphase)Cells on the left show nucleoi (present only

during interphase)

Page 3: ONION ROOT TIP CELLS DIVIDING THE PHASES OF THE CELL CYCLE Ed Bassett, Olympia High School THE PHASES OF THE CELL CYCLE Ed Bassett, Olympia High School.

Prophase - left center; metaphase - centerProphase - left center; metaphase - center

Page 4: ONION ROOT TIP CELLS DIVIDING THE PHASES OF THE CELL CYCLE Ed Bassett, Olympia High School THE PHASES OF THE CELL CYCLE Ed Bassett, Olympia High School.

Prophase (left); Metaphase w/spindle (upper right)Prophase (left); Metaphase w/spindle (upper right)

Page 5: ONION ROOT TIP CELLS DIVIDING THE PHASES OF THE CELL CYCLE Ed Bassett, Olympia High School THE PHASES OF THE CELL CYCLE Ed Bassett, Olympia High School.

Prometaphase/late prophase (left center). Note absence of nuclear envelope

Prometaphase/late prophase (left center). Note absence of nuclear envelope

Page 6: ONION ROOT TIP CELLS DIVIDING THE PHASES OF THE CELL CYCLE Ed Bassett, Olympia High School THE PHASES OF THE CELL CYCLE Ed Bassett, Olympia High School.

Metaphase w/ spindle apparent (left center)Metaphase w/ spindle apparent (left center)

Page 7: ONION ROOT TIP CELLS DIVIDING THE PHASES OF THE CELL CYCLE Ed Bassett, Olympia High School THE PHASES OF THE CELL CYCLE Ed Bassett, Olympia High School.

Early anaphase (left center) with telophase/cytokinesis just belowEarly anaphase (left center) with telophase/cytokinesis just below

Page 8: ONION ROOT TIP CELLS DIVIDING THE PHASES OF THE CELL CYCLE Ed Bassett, Olympia High School THE PHASES OF THE CELL CYCLE Ed Bassett, Olympia High School.

Anaphase (left center)Anaphase (left center)

Page 9: ONION ROOT TIP CELLS DIVIDING THE PHASES OF THE CELL CYCLE Ed Bassett, Olympia High School THE PHASES OF THE CELL CYCLE Ed Bassett, Olympia High School.

Telophase (left center)Telophase (left center)

Page 10: ONION ROOT TIP CELLS DIVIDING THE PHASES OF THE CELL CYCLE Ed Bassett, Olympia High School THE PHASES OF THE CELL CYCLE Ed Bassett, Olympia High School.

Late telophase/cytokinesis; Note cell plateLate telophase/cytokinesis; Note cell plate

Page 11: ONION ROOT TIP CELLS DIVIDING THE PHASES OF THE CELL CYCLE Ed Bassett, Olympia High School THE PHASES OF THE CELL CYCLE Ed Bassett, Olympia High School.

Onion Root tip cells dividing

Onion Root tip cells dividing

Cell division in Eukaryotes (plants, animals, etcetera) varies slightly.

Plant cell cytokinesis involves the formation of a CELL PLATE.

In animal cells, cytokinesis involves the formation of a CLEAVEAGE FURROW.

Cell division in Eukaryotes (plants, animals, etcetera) varies slightly.

Plant cell cytokinesis involves the formation of a CELL PLATE.

In animal cells, cytokinesis involves the formation of a CLEAVEAGE FURROW.