Using the letters (A, B, C) marked on the map, what is the highest point and what is the lowest point? Which direction would cool air travel? Explain why cool air would travel in this fashion. Hint: cool air behaves differently than warm air.

Amino acids contain the elements carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur. of the 20 amino acids found in humans, 11 are called "nonessential" because they can be manufactured by the body when needed. which elements in these 11 amino acids are commonly obtained from the metabolism of sugar molecules?