312 What is the name of the apparatus Wustrated above? 313 Name FOUR external forces that would affect this experiment and In each
case indicate the effect it would have on the results
(8)
[10]
Question 4
41
Read the passage below and answer the questions that follows
Leukemia and Bone Marrow Transplant
Leukemia is a type of cancer which affects blood cells This disease
(as well as many other is caused by abnormal stem cells in the bone
marrow producing defective or immature blood cells. These abnormal
slem cells are usually treated by chemotherapy. Unfortunately, the large
doses of diemotherapy required also destroy healthy bone manow A
bone marrow transplant is necessary to replace the diseased and
damaged bone marrow
(abstrad from Understanding Life Suences grade 10)
(2)
4.1.1 Define a stem cell
(2)
4.12 How is leukemia caused?
413 Name two side effects of chemotherapy (2)
414 Besides chemotherapy, name any two other methods of treating cancer (2)
15 Name any FOUR diseases that affect the skeleton (4)​