9. Why is the equilibrium wage for doctors high?
Obecause the supply of doctors is relatively low and the demand is relatively high
because the demand for doctors equals the supply
because the demand for doctors tends to be lower relative to supply
because the supply of doctors is relatively high and the demand is relatively low

Which of the following systems in absorbing oxygen and releases carbon dioxide

What kind of seafood would you expect to have the highest levels of mercury and why? kelp, because they use the sun to photosynthesize on the bottom trophic level. oysters, because they filter feed on plankton on a lower trophic level. small fish, because they eat plankton on a higher trophic level. sharks, because they feed on organisms on a higher trophic level.

Ascientist is conducting an investigation that involves water, silver, carbon dioxide, and oxygen gas which group of statements best describes all of the materials he is using in the investigation?