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12 Cards in this Set

  • Front
  • Back
Stages of interphase:
G1, S, G2, G0
G1
"gap"; transcription and translation
S
"synthesis"; replication of DNA
G2
transcription and translation;
2 identical copies of each DNA present in nucleus
G0
cell in permanent interphase; stopped cycling; associated with specialized cells
4 characteristics of interphase (non-dividing cell):
a. chromosomes (DNA) uncoiled (not visible with light microscope)
b. centriole (animal cells)
c. nuclear membrane intact
d. nucleolus visible
M phase consists of what 2 parts?
Mitosis and cytokinesis
Prophase
2. centrioles move apart
3. spindle (and aster) form
4. chromosomes attach to spindle fibers
5. nucleolus fades
6. nuclear membrane disintegrates
Metaphase
chromosomes line-up along cell equator
Anaphase
centromeres uncouple
2. identical chromatids pulled apart and resultant chromosomes move to opposite poles
Telophase
("prophase in reverse")
Cytokinesis
+
Name in animal vs plant cell
division of the cytoplasm
Animal: Cleavage Furrow
Plant: Cell Plate