D I believe that’s the answer
Answer:
it's a molecule
Explanation:
if it was just hydrogen it would be an atom, but when you add another element it becomes a molecule.
Answer: The stimulus would be someone running in the heat and the external response would be them sweating .
In my opinion, the correct answer among the choices listed is option C. The members of the kingdom Protista are least similar to a bacteria. Protists are eukaryotic organisms which cannot be classified as a fungus, animal, or a plant. They are mostly unicellular organisms.