Use the drop-down menus to complete each sentence.

1) occurs when the immune system attacks the body.

a) lupus

b) cancer

c) sickle cell disease

d) huntington's disease

2)is often caused by obesity resulting from overeating and poor nutrition.

a) osteoporosis

b) lupus

c) sickle cell disease

d) cardiovascular disease

3) is caused by dna changes in a single gene and affects the nerve cells in the brain.

a) lupus

b) cancer

c) diabetes

d) huntington's disease

4) is caused by uncontrolled cell growth.

a) cancer

b) osteoporosis

c) diabetes

d) sickle cell disease



5) occurs when the pancreas does not produce enough insulin, or the body does not respond properly to it.

a) diabetes

b) sickle cell disease

c) cardiovascular disease

d) huntington's disease