The answer is B are used when a patient is suspected of or diagnosed with a highly contagious disease
The lymphatic system is a rather important system in the body. Using its pathways it both takes toxins and waste products to other parts of the body, and also help regulate the interstital fluid between tissues.
Additionally the lymphatic tissue is a major pathway of lynphocytes which travel through lymph (clear fluid with lymphatic cells).
Your answer is "A"
Mass is constant and does not depend on gravity, Where As <span>Weight is the force something exerts from its acceleration due to gravity.
Example: </span>A 100 g sample is 100 g on the earth, on the moon, wherever. <span>Since the force of gravity varies, this amount can vary greatly depending on where the thing was weighed. Even on earth the difference in the force of gravity between different elevations is sufficient for an object's weight to be different.</span>
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