Fix the statement to make it agree a. sulfuric acid in the stomach kills bacteria that enters your body on the food you eat

Modern whales developed their traits through natural selection what occurs during the process of natural selection

Where substance is produced during cellular respiration

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?