The answer to your question is D
I am not exactly sure but I would gn with protein because DNA does not look like that is how the cell is so maybe protein or starch
Answer:
bucket ( the more far from sunlight the least amount of oxygen will produce)
Explanation:
the more far away from sunlight, it will produce least amount of oxygen
Answer:
No I don't think sand or silt is alive because it's not breathing its not an organism.