scientists can test differences of the area with pigmentation by observing which is lighter and which is darker however they use microscope to look the difference of the pigmentation over the cells.
Answer:
TB usually affects the lungs, but it can also affect other parts of the body, such as the brain, the kidneys, or the spine. A person with TB can die if they do not get treatment.
The answer is D). Fighting disease
<span>Nucleus. Would be your answer</span>
<span>Vector control and Drug therapy are two other methods for controlling viral diseases. </span>
