THe base of the pyramid is built from organisms that primarily
A) are autotrophs.
The correct answer is their blood lacks A or B antibodies.
People with type AB blood have A and B antigenes on the surface of red blood cells (RBCs). Antigen AB has no antibodies, thus, transfusion can be considered safe ( the serum of the recipient does not contain antibodies for the blood cell antigens of the donor).
B. How much water is used to produce one paper bag? Let me know if this helps.
Answer:google
Explanation: i would take eveything you put n here ad go one google and search this up
