During activities requiring aerobic endurance,

The wall between the atria is called the

Which of the following is true of the sodium-potassium exchange pump?

Which of the following is the first intermediate formed in the citric acid cycle?

Identify the product formed from the phosphorylation of ADP.

In an endergonic reaction,

___________________________Rounded and curving forms that tend to imply flowing shapes and compositions.

__________________________Purity or Intensity of color.

__________________________ A mathematical ratio in which width is to length as length is to length plus width    (W / L = L / (W+L)).

__________________________ The perception of less distinct contours and value contrasts as forms recede into the background.  Colors appear to be washed out in the distance or take on the color of the atmosphere.