Cell Differentiation and stem cells

Question 1

Do all cells start off looking the same? Yes or No?

Answer 1

Yes, all cells do start off looking the same

Question 2

How do cells differentiate?

Answer 2

Thought the processes of meiosis and mitosis

Question 3

What are stem cells?

Answer 3

Stem cells are cells that are specialised that can turn into any other type of cells.

Question 4

What can stem cells be used for?

Answer 4

1. Treating Parkinson’s disease by growing new brain cells
2. bone and spinal injury by growing new bone cells
3. organ failure by growing new organs/ parts of organs

Question 5

How are stem cells made?

Answer 5

1. Nuclei is removed from egg cell
2. nuclei from patient cell inserted in to empty egg cell
3. egg starts to develop into embryo
4. Stem cells removed from embryo
5. Stem cells turned into new cells

Question 6

What controversies are there about stem cells?

Answer 6

1. Human embryos will be created and destroyed

2. There are religious objections