3.4.2 - Stem Cells In Medicine

Question 1

What Are The 2 Sources Of Human Stems Cells?

Answer 1

~ Embryonic stem cells.

~ Adult stem cells.

Question 2

Describe Embryonic Stem Cells As A Source Of Human Stems Cells
(3 Points)

Answer 2

~ Obtained from early embryos, the rest of the embryo is destroyed.

~ Undifferentiated.

~ Can develop into all types of specialised cells.

Question 3

Describe Adult Stem Cells As A Source Of Human Stems Cells
(3 Points)

Answer 3

~ Obtained from body tissues of an adult (Bone marrow and skin).

~ Only develop into a limited number of cells.

~ Extracted by needle, can cause discomfort but little risk.

Question 4

What Are The Potential Benefits Of Stem Cell Therapy?
(2 Points)

Answer 4

~ Can save lives.

~ Can improve the quality of life for some people.