CB2d Stem Cells REVISIT

Question 1

Stem cells

Answer 1

An unspecialised cell that continues to divide by mitosis to produce more stem cells and other cells that differentiate into specialised cells

Question 2

In plants, stem cells are found in…

Answer 2

Meristems

Question 3

P______ cells are usually able to produce any kind of specialised cell throughout the life of a plant

Answer 3

Plant

Question 4

Embryonic stem cells

Answer 4

A cell from an early stage of division of an embryo that can produce almost any kind of differentiated cell

Question 5

Adult stem cells

Answer 5

Stem cell found in specialised tissue that can produce more of the specialised cells in that tissue for growth and repair

Question 6

Describe two risks of using stem cells to treat disease

Answer 6

If stem cells continue to divide inside the body after they have replaced damaged cells, they can cause cancer

Stem cells from one person are often killed by the immune system of other people they are put into. This is called rejection

Question 7

Stem cells offer a way of tretaing diseases caused by…

Answer 7

damaged cells

Question 8

Stem cells can be used for treating…

Answer 8

diabetes type 1 or replacing damaged cells

Question 9

Using stem cells to treat diabetes or replacing damaged cells can be done by stimulating stem cells to make them produce the specialised cells that are needed and then…

Answer 9

Injecting them into places they are needed