Totipotency And Cell Specialisation

Question 0

What are totipotent cells?

Answer 0

Those which can mature into any body cell

Question 1

What affects whether a cell produces one protein or another?

Answer 1

Whether the genes are expressed (switched on)

Question 2

How can gene expression be prevented?

Answer 2

By preventing transcription and breaking down mRNA before its genetic code is translated

Question 3

What do cells lose once they have matured and specialised?

Answer 3

Their totipotency

Question 4

What totipotent cells are still found in mature animals?

Answer 4

Adult stem cells

Question 5

What are stem cells?

Answer 5

Undifferentiated cells

Question 6

Where are adult stem cells found?

Answer 6

Bone marrow, small intestine and the skin

Question 7

What other type of stem cells are there besides adult stem cells?

Answer 7

Embryonic stem cells

Question 8

What are pluripotent cells?

Answer 8

Cells that can become multiple different types of cell

Question 9

What are unipotent cells?

Answer 9

Cells that have a single function