BIOCHEMISTRY QUESTIONS - PRINCIPLES OF BIOCHEMISTRY BY LEHNINGER QUESTIONS WITH CORRECT ANSWERS

Which of the following functional groups is specific to an alcohol? CORRECT ANSWER -OH The main difference between prokaryotic and eukaryotic cells is the existence of _______ in eukaryotes. CORRECT ANSWER the nucleus Which of the following organelles does not have a double membrane? a. mitochondrion b. nucleus c. endoplasmic reticulum d. chloroplast CORRECT ANSWER c. endoplasmic reticulum The heat of reaction at constant pressure is ________________. CORRECT ANSWER It's change in enthalpy Organelles have which three attributes? CORRECT ANSWER Only in eukaryotic cells, membrane bound, have a dedicated set of tasks. The amino and carboxyl groups of amino acids react in a head-to-tail fashion, eliminating water, and forming a covalent _______ linkage typically referred to as a _______ bond. CORRECT ANSWER amide, peptide pH=pKa when: CORRECT ANSWER [A-]=[HA] *think pH=pKa + log(4/4) --> the log(1) equals 0, so all that's left in the equation is pH=pKa, but only when the A- and HA are the same.