Which of the following statements is FALSE blood clotting in

Which of the following statements is FALSE?

blood clotting involves the presence of fibrin threads and calcium

the largest fraction of whole blood is plasma

humans receive their innate defenses by being exposed to pathogens, through immunization, or by receiving antibodies from their mother as babies

after having been sick with viral pneumonia, you would develop better active immunity

Solution

Answer is after having been sick with viral pneumonia, you would develop better active immunity. Viral pneumonia is the inflammation of lungs and it acn be occured with, bacterial, viral or fungal infection. antiviral drugs can be given to treat this viral pneumonia. It could be life threatening if not treated as early as possible. Once it is cures you will not acquire immunity against viral pneumonia. if your immune system is weak, pneumonial infection will occur again.