The answer to this question would be: 44 mm Hg
Pulse pressure can be obtained by subtracting diastole blood pressure from systole blood pressure. In this case, it was 119-75= 44mm Hg
Pulse pressure is telling how much force did the heart made. A wide pulse pressure can be found in someone who doing exercise as their heart pump more blood. Narrow pulse pressure can be a sign of shock.
Genetic variety i believe.
The answer is "c. Some alleles are dominant and other are recessive"
Bioaccumulation refers to the accumulation of a toxic chemical in the tissue of a particular organism.
Biomagnification refers to the increased concentration of a toxic chemical the higher an animal is on the food chain.