I think the answer is<span> all species evolve from pre-existing species. This was based on Charles Darwin's Theory of Evolution which he learned during his expeditions.He identified that some fossils have similarities with other existing animals, in which he believed were a part of adaptation in order to survive.</span>
Lets see this with example
if you put a red blood cell in a glass of water the red blood cell is in hypotonic solution and that water flows into less concentrated area ( in to the red blood cell ) which eventually will swell and burst.
Another plot is when we put the same red blood cell in a glass full of salty solution which is Heterogeneous solution. In these case the water will move out from the cell to the solution which cause the cell to shrink.
Answer:
Fossilized remains of marine organisms
A one-use item is disposable, because it is disposed after its use.