Explain why you decided insects are class or individual evidence. *

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 is the answer for the complicated molecules that make up living things usually contain carbon. why is carbon so important in these molecules?

Me with biology endocrine system crossword also image left i need with hw