The Galápagos tortoises are native to seven of the Galápagos Islands a volcanic archipelago about 620 miles west of the Ecuadorian mainland with lifespans in the wild of over ———— years, it is one of the longest-lives vertebrates a captive individual liked at least———

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?