Portage Learning Biochem Module 3 Questions With Complete Solutions
Amino Acids correct answer: -Monomers of proteins - Side chains - Amine Functional Groups(n-terminal) - Carboxylic Acid Functional groups (c-terminal) - Lose -COOH hydrogen group in biological pH -20 standard amino acids Amino Acid Groups correct answer: 1. Non-Polar Aliphatic 2. Non-Polar Aromatic 3. Polar Neutral 4. Acidic 5. Basic Disulfide Bond correct answer: Covalent bond bt sulfurs to stabilize proteins. -cysteines; ex: hair keratin Salt Bridges correct answer: Dipole-Dipole (charge-charge) attractions bt acidic and basic AA groups Basic Amino Acid Groups correct answer: PKa greater than 7, side chains are positively charged -often found in contact with water bc H bond -found near acidic residues to take advantage of favorable interactions bt charges *Arganine, Lysine, Histidine* Transport Proteins correct answer: Help move molecules around the cell & organism -hemaglobin carries oxygen from the lungs to the tissue Structure Proteins correct answer: Give strength to cells, organelles, and tissues
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portage learning biochem module 3 questions with c
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