figure 2.19 cell division: mitosis and cytokinesis process diagrams step-by-step copyright © 2007...
TRANSCRIPT
Figure 2.19
Cell Division:
Mitosis and Cytokinesis
Process Diagrams Step-by-Step
Copyright © 2007 by John Wiley & Sons, Inc.
1
Pericentriolar material
NucleolusNuclear envelopeChromatinPlasma membraneCytosol
(a) INTERPHASE
CentriolesCentrosome:
all at 700xLM
1
LateEarly
Pericentriolar material
NucleolusNuclear envelopeChromatinPlasma membraneCytosol
Chromosome(two chromatidsjoined atcentromere
(a) INTERPHASE
(b) PROPHASE
CentriolesCentrosome:
Fragments ofnuclear envelope
Mitotic spindle(microtubules)
Kinetochore
2
all at 700xLM
Centromere
1
Pericentriolar material
NucleolusNuclear envelopeChromatinPlasma membraneCytosol
Metaphase plate
(a) INTERPHASE
CentriolesCentrosome:
(c) METAPHASE
2
3
LateEarly (b) PROPHASE
Fragments ofnuclear envelope
Mitotic spindle(microtubules)
Kinetochore
all at 700xLM
Chromosome(two chromatidsjoined atcentromere
Centromere
1
EarlyLate(d) ANAPHASE
Pericentriolar material
NucleolusNuclear envelopeChromatinPlasma membraneCytosol
Chromosome
(a) INTERPHASE
CentriolesCentrosome:
(c) METAPHASE
2
3
4
Cleavage furrow
LateEarly (b) PROPHASE
Fragments ofnuclear envelope
Mitotic spindle(microtubules)
Kinetochore
Metaphase plate
all at 700xLM
Chromosome(two chromatidsjoined atcentromere
Centromere
1
EarlyLate(d) ANAPHASE
Pericentriolar material
NucleolusNuclear envelopeChromatinPlasma membraneCytosol
(a) INTERPHASE
CentriolesCentrosome:
Cleavage furrow
(e) TELOPHASE
(c) METAPHASE
2
3
4
5
Cleavage furrow
LateEarly (b) PROPHASE
Fragments ofnuclear envelope
Mitotic spindle(microtubules)
Kinetochore
Metaphase plate
Chromosome
all at 700xLM
Chromosome(two chromatidsjoined atcentromere
Centromere
1
EarlyLate(d) ANAPHASE
Pericentriolar material
NucleolusNuclear envelopeChromatinPlasma membraneCytosol
(a) INTERPHASE
CentriolesCentrosome:
(f) IDENTICAL CELLS IN INTERPHASE
Cleavage furrow
(e) TELOPHASE
(c) METAPHASE
Cleavage furrow
2
3
4
5
6
LateEarly (b) PROPHASE
Fragments ofnuclear envelope
Mitotic spindle(microtubules)
Kinetochore
Metaphase plate
Chromosome
all at 700xLM
Centromere
Chromosome(two chromatidsjoined atcentromere