Cell Differentiation (AQA GCSE Biology Combined Science): Flashcards
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What process do stem cells undergo to become specialised?
What process do stem cells undergo to become specialised?
Differentiation
What does differentiation involve doing to genes?
What does differentiation involve doing to genes?
Switching some genes on or off
When do most animal cells differentiate?
When do most animal cells differentiate?
At an early stage
What ability do animal cells lose after early differentiation?
What ability do animal cells lose after early differentiation?
The ability to differentiate
Why can't red blood cells divide?
Why can't red blood cells divide?
They lose their nucleus
What type of cells produce new red blood cells?
What type of cells produce new red blood cells?
Adult stem cells
What is the main purpose of cell division in mature animals?
What is the main purpose of cell division in mature animals?
To repair or replace damaged cells
What ability do many plant cells retain throughout life?
What ability do many plant cells retain throughout life?
The ability to differentiate
When do plant cells differentiate?
When do plant cells differentiate?
Once they reach their final position
What can plant cells do if moved to a new position?
What can plant cells do if moved to a new position?
Re-differentiate