Semisolid media such as MIO are used to determine motility. Another such medium such is SIM (sulfide, indole, motility) medium. When would you use SIM instead of MIO?

This organism is not capable of performing photosynthesis. (horseshoe crab) true false

Would really appreciate it, i have an idea but not completely sure

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?