You should assume dairy calcium and DO NOT DRINK ALCOHOL
I believe it is D, to protect weakened ecosystems and their wildlife
Answer:
Clearance of microorganisms and particulate antigens from the blood stream.
Synthesis of immunoglobulin G (IgG), properdin (an essential component of the alternate pathway of complement activation), and tuftsin (an immunostimulatory tetrapeptide)
Removal of abnormal red blood cells (RBCs)
Explanation:
A fossil would from through mineral replacement by replacing the existing material of the animals bones with minerals, to become petrified. The Minerals will keep the fossil preserved longer.
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