Molecule of CO2 that is generated in the cardiac muscle of the left ventricle would not pass through which of the following structures before leaving the body.

a. Right atrium
c. Right ventricle
d. Left ventricle
b. left atrium

the flagellates share a facultative mutualist association with termites. mutualism is a biological interaction between individuals of different species, where both benefit from each other. this is called cooperation and it differs from other interactions such as cases of exploitation, such as parasitism, predation. in this interaction called association, both species cooperate and benefit.