Cell Division (AQA GCSE Biology): Flashcards
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15 cards from this deck
What are stem cells called before they specialise?
What are stem cells called before they specialise?
Undifferentiated
Process where stem cells become specialised
Process where stem cells become specialised
Differentiation
Where are embryonic stem cells found?
Where are embryonic stem cells found?
Very early stages of development
Cell formed when egg and sperm join
Cell formed when egg and sperm join
Zygote
Ball of cells formed from dividing zygote
Ball of cells formed from dividing zygote
Embryo
What can embryonic stem cells become?
What can embryonic stem cells become?
Any type of cell in the body
Where are many adult stem cells found?
Where are many adult stem cells found?
Bone marrow
Plant regions containing stem cells
Plant regions containing stem cells
Meristems
Where are meristems located in plants?
Where are meristems located in plants?
Tips of roots and tips of shoots
Disease treated by replacing pancreas cells
Disease treated by replacing pancreas cells
Diabetes
Condition treated by replacing nerve cells
Condition treated by replacing nerve cells
Paralysis
Key advantage of embryonic stem cells
Key advantage of embryonic stem cells
Can become any type of cell
Advantage of using patient's own adult stem cells
Advantage of using patient's own adult stem cells
Lower risk of rejection by the body
Term for genetically identical organisms
Term for genetically identical organisms
Clones
Benefit of plant stem cell cloning for crops
Benefit of plant stem cell cloning for crops
Grow crops with good features like disease resistance