One of the functions of the respiratory mucosa is 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.

Describe how a student should adjust the microscope to see the cells on a slide more clearly?

Asegment of dna that codes for rna and a protein is a