which of the following pressures rises and falls with the phases of breathing but eventually equalizes with the pressure of the air in the environment?

Idon’t know the answer and i’ve been stuck on it for a while now skskskskks

Which was most likely an effect on society that resulted from improvements in blood handling during world war i and world war ii?

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.