When blood flows through pulmonary
capillaries, it picks up ___ and releases ___.
a. oxygen---carbon dioxide
b. carbon dioxide---oxygen
c. oxygen---oxygen
d. carbon dioxide---carbon dioxide
A
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A given medium can be either selective or differential but not both.
Answer the following statement true (T) or false (F)
The structure labeled "C" is the ____
a. trunk of the pulmonary arteries b. left atrium c. left ventricle d. right atrium e. right ventricle
Which of the following represents a prezygotic barrier to reproduction?
a. hybrid sterility b. hybrid breakdown c. behavioral isolation d. hybrid inviability e. hybrid weakness
The associated figure provides support for which of the following processes?
a. secondary succession
b. competitive exclusion
c. coevolution
d. mutualism
e. resource partitioning