Which animal lives in the hydrosphere and lithosphere? eagle duck shark lizard

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.

The cluster of developing cells from conception until birth is called an

Which worm has eyespots that are used to detect light? a fluke b marine worm c planarian d tapeworm