Suppose that a small mainland tortoise and a large island tortoise are placed in the same pen at a zoo. which tortoise will be more poikilothermic, the small or large tortoise?

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?

What problem would a person most likely have if her kidney did not work correctly?

Which of the following is the sl unit used to measure temperature a. kilogram b. liter c. meter d. kelvin