An issue for chesapeake planters was that the effect of tobacco farming on soil led to:

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.

What type of specimens where you able to see under each of the microscopes in the microscope activity

What are the two main phases of a cell cycle