Mitosis & the Cell Cycle (AQA GCSE Biology Combined Science): Flashcards
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Definition of the cell cycle
Definition of the cell cycle
Series of steps for growth, DNA replication, & division into 2 identical cells
What mitosis is
What mitosis is
Stage where the cell's nucleus divides
First stage of the cell cycle
First stage of the cell cycle
Interphase
What happens to DNA during interphase
What happens to DNA during interphase
DNA is copied, forming two identical sets of chromosomes
Where chromosomes line up during mitosis
Where chromosomes line up during mitosis
At the centre of the cell (the equator)
What chromatids are
What chromatids are
Two identical halves of a chromosome
What happens during cytokinesis
What happens during cytokinesis
Cytoplasm divides & membrane pinches to form 2 separate cells
What cells are produced by mitosis
What cells are produced by mitosis
Two genetically identical daughter cells
Why mitosis is important for growth
Why mitosis is important for growth
Essential for growth & development of multicellular organisms
Role of mitosis in asexual reproduction
Role of mitosis in asexual reproduction
Produces offspring genetically identical to the parent