Stem Cells

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Most of the cells in your body are differentiated, meaning that they are...
special and carry out particular jobs, but not stem cells
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Stem cells can divide and change into many different...
types of cell
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Human stem cells are found in human embryos and...
in some adult tissue including bone marrow
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When an egg and sperm fuse together, they form a single new cell and...
that cell divides to form a hollow bal of cells
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In 1988, two scientists cultured human embryonic stem cells that were...
capable of forming other types of cells
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The problem is, that stem cells come from aborted stem cells or...
from spare embryos in fertility which raises ethical problems
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Embryonic Screening - During IVF, it is possible to remove a cell from...
each embryo and analyse its genes
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Embryos with good alleles would be planted and vice versa but...
people say that is bad as people wil ant to pick only the desirable embryos
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The rejected embryos are destroyed and it implies that...
people with genetic problems are undesirable
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But, others say tat it will help people from suffering and that...
there are laws to stop it from going too far
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Most of the embryos are destroyed anyway during IVF and...
treating disorders costs a lot
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Other cards in this set

Card 2

Front

types of cell

Back

Stem cells can divide and change into many different...

Card 3

Front

in some adult tissue including bone marrow

Back

Preview of the back of card 3

Card 4

Front

that cell divides to form a hollow bal of cells

Back

Preview of the back of card 4

Card 5

Front

capable of forming other types of cells

Back

Preview of the back of card 5
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