martinez pedro

advertisement
BY: PEDRO MARTINEZ



Grows.
DNA replicates. (exact copy)
Prepares to divide.
http://student.ccbcmd.edu/~gkaiser/biotut
orials/dna/mitosis/images/interphase_ac.jp
g
http://emt.bu.edu/em610/em610_ol_
spring_2008/yanti/interphase_text.JP
G



Nuclear membrane and the nucleolus
disappears also.
Spindle fibers appear (ropes).
See duplicate chromosomes.
http://staff.jccc.net/pdecell/celldivision/images
/prophase.gif
http://www.phschool.com/science/biology_pl
ace/labbench/lab3/images/prophase.gif


Duplicated chromosomes move to the
middle.
Sister chromatids on either side.
http://student.ccbcmd.edu/~gkaiser/biotutorials/dna/
images/u4fg26c.jpg
http://www.sciencephoto.com/media/31328
6/enlarge

Sister chromatids separate and move to
the opposite ends.
http://www.sparknotes.com/biology/cellreproduc
tion/mitosis/section2.rhtml
http://www.biologylessons.sdsu.edu/ta/classes/lab8/
metaphase.gif


Nuclear membrane and nucleolus
reappear
Chromosomes loosen up and become
chromatin


the cytoplasmic changes accompanying
mitosis.
cleavage of the cytoplasm into daughter
cells following nuclear division.
http://www.merriam-webster.com/dictionary/cytokinesis
http://www.sciencedirect.com/science/article/pii/S1471
489201000649

Prometaphase is the stage of mitosis or in
which the nuclear membrane
disintegrates, the centrioles come together
to the poles of the cell, and the
chromosomes continue to contract.
http://medicaldictionary.thefreedictionary.com/prometaphase
http://classconnection.s3.amazonaws.com/261/
flashcards/698261/jpg/prometaphase131622098
4497.jpg
http://upload.wikimedia.org/wikipedia/commons/c/cf/Prometaph
ase_procariotic_mitosis.svg





4 phases
Prophase
Metaphase
Anaphase
Telophase
Cell cycle
Mitosis
interphase
Cytokinesis
DNA replicates cell.(exact
copy)
Prophase
See duplicated
chromosomes.
Metaphase
Duplicated chromosomes
move to the middle.
Anaphase
Sister chromatias separate to
either side
Telophase
Stage where the chromatids
regroup.
Division of cytoplasm
Download