PLEASE PLEASE PLEASE HELP PLEASE

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.

Mutations associated with albinism affect proteins involved in synthesis

Which statement correctly describes a way that mutations increase the likelihood that a species will survive in a changing environment