D. all of the above
hope this helps
Platelets are essential for the clotting process that occurs<span> in plasma when blood ..... a blood transmitted virus that depresses the </span>immune system<span> and causes </span>AIDS<span>. .... However, if an Rh- person receives Rh+ blood, the </span>immune system<span> becomes ... the clumped red blood cells begin to rupture or are </span>destroyed<span> by phagocytes,</span>
B it measures cardiovascular and respiratory fitness
Dual Energy X-ray Absorptiometry (Dexa)
