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Unformatted text preview: hem. • As a result, biomolecules possess unique 3‐dimensional shapes; the particular shape is often critical to their function & activity (introduces specificity). • Many biological molecules recognize and interact with one another based on molecular shape. Examples: – – – – – Transmission of nerve impulses, Muscle contractions Chemical reactions (enzymes), Cell‐Cell communication Molecule transport, Hormone action RNA & DNA:Protein binding Viral infectivity Signal molecule:receptor molecule interaction → transmission of information via nerve cells (neurons) Forming Molecules by Chemical Reac...
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- Spring '10