stem cells

Question 1

what is a stem cell?

Answer 1

a stem cell is an unspecialised cell that can dvvide to form a range of different cell types.they can be found in the embryo or in the tissue such as bone marrow

Question 2

what are theraputic uses of stem cells?

Answer 2

stem cells can be used theraputically to repair damaged or diseased organs and tissues . for example they fan be used to rpeair corneas and the regeneration damages skin.they can also be used to produce replacement organs and treat diseases.

Question 3

what are research uses of stem cells?

Answer 3

research uses involves stem cells being sued as model cells to study how diseases develop of being used for genetic testing

Question 4

what are conterversial biological procedure examples?

Answer 4

pharming
gentically modifacated organisms
gene therapy

Question 5

what is pharming ?

Answer 5

pharming is the procces of genetically modyfying plants and animals so that they can produce substances which may be used as pharmaceuticals

Question 6

why is pharming considered contraversial?

Answer 6

the fear is tht if pollen cartying the gene for the medical product was blown away in the wind the gene could be transfereed to a plant outside of the production area