<span> The presence of membrane-bound organelles in eukaryotic cells indicates that they are more complex than prokaryotic cells.</span>
<span>(1) Larger organisms eat the shellfish and more chemicals will build up in their tissues.</span>
Answer:
Proteins
Explanation:
Protein describes any of the numerous large, complex naturally-produced molecules made up of one or more long chains of amino acids, in which the amino acid groups are held together by peptide bonds.
<span>epidemiological studies</span>
