What determines the eye color you are born with? a Your eye color is random. b Your DNA c Your age d Environmental factors, like the sun

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 drives an advertising campaign?

Ecology can best be described as the study of what