cellular differentiation 1.4

Question 1

what is cellular differentiation

Answer 1

the process of a cell expressing a ceratain gene to produce proteins that are characteristics for that type of cell. allowing the cell to carry out specialised functions

Question 2

what are meristems

Answer 2

regions of unspecialised cells in plants that can divide and differentiate

Question 3

what are stem cells

Answer 3

unspecialised cells in animals which can divide and differentiate

Question 4

what are the types of stem cells

Answer 4

embrionic

tissue

Question 5

what are embrionic stem cells called

Answer 5

pluriopotent meaning they can divide into any type of cell

Question 6

what are tissue stem cells called

Answer 6

multipotent meaning they can divide into the cells found in that tissue

Question 7

what are the ises of stem cwlls

Answer 7

theraputic

research

Question 8

what do fheraputic uses involve

Answer 8

can repair damaged or diseased organs or tissue or corneal repair for repair of damaged skin

Question 9

what do stem cells help with research

Answer 9

used as model cells to test medicines and to study how diseases develop

Question 10

what can embrionic stem cells help with

Answer 10

treatments for disease and injury

Question 11

why is there an ethical issue to enmvryinic stem cell use

Answer 11

it involves the destruction of an early embryo