Answer:
Animals only is the correct answer
Explanation:
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T cells
The immune response to a transplanted organ consists of both cellular (lymphocyte mediated) and humoral (antibody mediated) mechanisms. Although other cell types are also involved, the T cells are central in the rejection of grafts. The rejection reaction consists of the sensitization stage and the effector stage.
Answer:
A functional group changes the structure of a compound but does not alter its chemical properties
A .<span>Decomposition is a chemical change because the organism is broken down into new substances.</span>
