Mitosis- Body cells divide by a process called mitosis.
The genetic material is copied and then divides teice to form 2 identical body calls. Occurs during growth or to replce cells
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Differentiation-
They become specialised for a particular function and cannot change into different types of cell.
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Stem cells
Human stem cells can come from human embryos or from adult bone marrow
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Meosis-
Copies of genetic material are made and then the cells divide 4 ts teice to form 4 gametes. ONly used in reproductive cells
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Human body cells have 23 pairs of chromosomes in the nucleus.
Determines the sex of the offspring, XY- Male **- Female
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Allelle
Different forms of the gene and can be dominant or recessive. Dominant being the one that shows when in a pair and Recessive being supressed when with a dominant and only present when both recessive in a pair
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Cystic fibrosis
effects the cell membrane, causes sticky mucus and caused by a recessiv egene and can be screened.
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Other cards in this set
Card 2
Front
They become specialised for a particular function and cannot change into different types of cell.
Back
Differentiation-
Card 3
Front
Human stem cells can come from human embryos or from adult bone marrow
Back
Card 4
Front
Copies of genetic material are made and then the cells divide 4 ts teice to form 4 gametes. ONly used in reproductive cells
Back
Card 5
Front
Determines the sex of the offspring, XY- Male **- Female
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