One of the 4 layers that surrounds the earth.
Answer:
They carry blood which is low in oxygen and high in carbon dioxide into your lungs so that the carbon dioxide can be blown off, and more oxygen can be absorbed into the bloodstream. it is pumped all around your body to supply oxygen to cells and organs.
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Answer:
B. Endophytes that produce toxins can be poisonous to grazing animals.
Marcellus and Bernardo are both soldiers while Horatio is an university student. All where characters in the play Hamlet by Shakespeare. The correct answer is C.
