which of these satatements is true of a polymer the subunit is always an atom or polymers cannot extend forever or the subunit is always a molecule or the subunit can be a molecule or an atom

What is the cause hearing loss in human being

There are fewer than 100 naturally occurring elements in the universe, but there are millions of different unified substances. explain how this can be true.

In the united states there are strict fishing seasons and limits, but not all countries enforce similar laws. in bangladesh there are few if any fishing restrictions. what might be the reason for less restrictions in smaller countries like bangladesh? a) the united states is the only country worried about overfishing. b) the united states wants to limit the supply of fish to increase the price. c) bangladesh and smaller countries have an unlimited supply of fish in their coastal waters. d) small countries, such as bangladesh, are practicing subsistence fishing, taking only the fish needed to survive.