Stem Cells

Question 1

Function of a meristem in the growth of a plant

Answer 1

Meristem cells are undifferentiated and divide to produce more cells by mitosis

Question 2

Benefits of stem cells

Answer 2

-can differentiate into any type of cell/ can become specialised
-can replace damaged cells
-can reduce symptoms of arthritis

Question 3

Problems with stem cells

Answer 3

-new cells may not function correctly
-stem cells may continue to divide and could develop into cancer
-risk of side effects or rejection

Question 4

Adult stem cells

Answer 4

-potential to produce any cell type
-no need to use embryonic stem cells
-less chance of patent rejecting their own cells
-used for cell transplants