You isolate an organism from a water sample and test it with a catalase test and grow it in thioglycollate medium. The results showed bubbling after the addition of hydrogen peroxide and equal growth throughout the thioglycollate tube. What is the most likely oxygen classification of your organism?

Whats one way that rocks do not follow the typical rock cycle pathway?

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?

When fossil fuels are burned, carbon dioxide is released. how does this gas impact the environment?