Answer:
transporting oxygen and nutrients to the lungs and tissues. forming blood clots to prevent excess blood loss. carrying cells and antibodies that fight infection.
Explanation:
Chemical weathering changes the composition of rocks, often transforming them when water interacts with minerals to create various chemical reactions. Chemical weathering is a gradual and ongoing process as the mineralogy of the rock adjusts to the near surface environment.
Enzymes are in the Proteins class
The basic unit of a chemical element.
It is intended to increase immunity against that antigen back to protective levels, after memory against that antigen has declined through time.
