Glucose is a simple sugar. it would most likely be found in which of the following foods? a. apples b. bread c. fish d. olive oil

I’m doing some practice exam questions for biology, and i’m not sure how to do these 3 parts to the question.

If bacteria are much too small to see, what is one reason why can we see colonies in the petri dishes that have plenty of food to eat after only a few days?

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?