The answer is Sodium Fluoride
In a river, sediment is deposited on the inside bends.
Answer: Number 2, aka Solid wastes on land.
Explanation: Bacteria in soil is a natural thing, so it's not polluting the earth. Oxygen in the atmosphere is letting us live, meaning it's not polluting the earth. Fish in rivers is also another natural thing, leaving us with solid wastes on land.
<span>the answer is Deoxyribose </span>
A possible Hypothesis probably .
