Which set of atoms can be found in ALL carbon-based molecule? O Hydrogen, Carbon, Oxygen O Carbon, Nitrogen, Hydrogen and an R-group O Nitrogen, Carbon, Hydrogen Oxygen, Hydrogen, Phosphate, Carbon

the answer is "a.) well–developed vascular system."

explanation:

the atmospheric gas that forms a mild acid when dissolved in water is called carbon dioxide. the correct answer is a. 2.) chemical weathering would cause an inscription on a marble headstone to become harder and harder to read over time.

there is not 1 highest source of protein, but there are many; meats, fish, poultry, seafood, cheese, eggs, yogurt and milk. the only non complete animal food that is beneficial is gelatin.

sorry if this did not , have a great day!