Proteins are a) built in the nucleus by dna and transported to the ribosomes. b) converted from nucleic acids to amino acids in the nucleolus. c) produced in the lysosomes and transported out of the cell by vacuoles. d) transported to other parts of the cell by the endoplasmic reticulum from ribosomes.

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.

Archaebacteria use for movement. celia flagella pili cell walls

Which skeletal system is represented by the shaded portion of the skeleton? spongy skeleton compact skeleton axial skeleton appendicular skeleton