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Slide 1

Slide 2

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Cell synthesising proteins, chromosomes are invisible, DNA is replicated.…read more

Slide 3

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P rophase
Chromosomes become visible, nuclear envelope disintegrates, nucleolus
disappears and centrioles move to opposite ends of cell…read more

Slide 4

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Spindle fibres form from centrioles and the chromosomes line up down the centre
of the cell. The spindle fibres then attach to the centromeres of the chromosomes…read more

Slide 5

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A naphase
The spindle fibres contract and pull the sister chromatids apart towards the
opposite poles of the cell…read more

Slide 6

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T elophase
Chromosomes reach poles and become indistinct. Nuclear envelopes form around
each set of chromosomes, spindle fibres disappear and a nucleolus reforms as the
nucleus splits in 2…read more

Slide 7

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