Mitosis & the Cell Cycle (OCR GCSE Biology A, Combined (Gateway Science Suite)): Flashcards
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Cell cycle definition
Cell cycle definition
Series of steps to grow, replicate DNA & divide into 2 identical cells
Mitosis definition
Mitosis definition
Stage where the cell's nucleus divides
Stage 1 of cell cycle
Stage 1 of cell cycle
Interphase
What does DNA replication form in interphase
What does DNA replication form in interphase
Two identical sets of chromosomes
Shape of chromosomes after DNA replication
Shape of chromosomes after DNA replication
'X' shape
Stage 2 of cell cycle
Stage 2 of cell cycle
Mitosis
Where chromosomes line up during mitosis
Where chromosomes line up during mitosis
Centre of the cell (equator)
What are chromatids
What are chromatids
Two identical halves of a chromosome
Where chromatids move during mitosis
Where chromatids move during mitosis
Opposite sides of the cell
Stage 3 of cell cycle
Stage 3 of cell cycle
Cytokinesis
What happens to membrane in cytokinesis
What happens to membrane in cytokinesis
Pinches inwards
Result of cell division
Result of cell division
Two genetically identical daughter cells
Mitosis role in repair
Mitosis role in repair
Replaces damaged or dead cells
Offspring from asexual reproduction via mitosis
Offspring from asexual reproduction via mitosis
Genetically identical to parent