When iron combines with oxygen and water in the air to form rust, what substance in the reaction is the product? select one: a. rust b. oxygen c. iron d. water

2. if someone had the list of traits you provided in question 1, do you think he or she would be able to find you in a group of 1000 people? why or why not? if not, what other information encoded in your genes might distinguish you from the others in the group? what are other traits that are encoded for by dna?

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?

Consider the venn diagram of plant reproduction. where in this image, areas a - d, would you insert the picture of the orange lily?