Plz no bit. yl stuff, just answers Sickle cell anemia is a disease that affects the circulatory system. It can be passed from parent to child. Which of the following indicates the significance of this disease?
A. It shows that a disease can cause genetic changes.
B. It is a reflection of how genetic factors affect health.
C. It shows how public health is affected by environmental factors.
D. It indicates how a toxin can play a role in the development of disease.