cell cycle / cell division
問題一覧
1
G1 is
cell growth
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What's are the 3 types / process of Interphase?
- g1 phase - S phase - g2 phase
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DNA SYNTHESIS
S phase
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Duplication of chromosomes
S phase
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- Cell grows & copies it's DNA
- 90% of Cycle
- growth period
Interphase
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- cell divides : DNA & CYTOPLASM
- Forming 2 NEW CELLS
mitosis or M phase
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Cell cycle
interphase mitosis / M phase
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Check point of g1 phase
nutrients growth factor cell size DNA damage
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Checkpoint of g2 phase
cell size and DNA replication
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Cell cycle checkpoint (regulate the cycle)
internal and external signals stop and go signals
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Resting started where the cell performs it's functions and it's not preparing to devide
g0 phase
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- Process of cell reporduction
- identical genetic material is passed on to cellular offspring
cell division
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Reproduce asexually
unicellular organisms
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CREATE NEW CELLS for growth and REPAIR OLD CELLS
multicellular organisms
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prophase
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prometaphase
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metaphase
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anaphase
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anaphase
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telophase
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cytokinesis