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You Are On Multi Choice Question Bank SET 154

7701. The resonance structures that can be drawn for the peptide bond indicate that the peptide bond





7702. The major element of secondary structure in myoglobin and hemoglobin is





7703. An oil drop with a polar coat is a metaphor referring to the three dimensional structure of





7704. What was the first protein whose complete tertiary structure was determined?





7705. The peptide bond in proteins is





7706. In β-pleated sheet structures neighbouring





7707. The same peptide, Val-Lys-Glu-Met-Ser-Trp-Arg-Ala. was digested with chymotrypsin to produce





7708. Disulfide bonds most often stabilize the native structure of





7709. Secondary structure in protein refers to





7710. Heme is the binding pocket of myoglobin and hemoglobin and is composed of





7711. What is the effect of a decrease in pH on hemoglobin oxygen affinity?





7712. What is the proportion of glycine residues in collagenous regions?





7713. Which of the following statements is incorrect?





7714. The oxygen binding curves of hemoglobin and myoglobin





7715. The nature of peptide bond can be best explained as





7716. The clerk............ helped us didn’t expect anytihing in return





7717. Which hemoglobin chain replaces the beta chain in embryonic hemoglobulin?





7718. Hemoglobin has quaternary structure and is made up of





7719. When pO2 = Kd of myoglobin, the fractional saturation (YO2) is about





7720. Peptides in the fully extended chain conformation





7721. The oxygen in hemoglobin and myoglobin is bound to





7722. Which of the three subunits of the G proteins binds GDP and GTP?





7723. If the F and Y angles of each peptide unit in a protein are known, which of the following may also be determined?





7724. The different orders of protein structure are determined by all of the following bond types except





7725. The heme is held in place by a bond between





7726. Hydrogen bonds in a-helices are





7727. Choose the correct meaning of Audacious





7728. The molecular formula for glycine is C2H5O2N. What would be the molecular formula for a linear oligomer made by linking ten glycine molecules together by condensation synthesis?





7729. Which of the following is an example of tertiary structure in a protein?





7730. The peptide, Val-Lys-Glu-Met-Ser-Trp-Arg-Ala, was digested with cyanogen bromide (CNBr) to produce:





7731. I have been waiting for the bus ............2 o"clock.





7732. Something that calms the nerves.





7733. Study well, lest ...........





7734. "A stitch in time saves –––––"





7735. It’s Mr Smith, _____?





7736. During cellular respiration, most of the ATP made, is generated by





7737. Important function of cholesterol is to





7738. To stop ATP synthesis which chemical is generally used?





7739. The enzymes of the TCA cycle in a eukaryotic cell are located in the





7740. Citric acid cycle occurs in





7741. Most multi-cellular organisms obtain energy for the synthesis of ATP during oxidative phosphorylation from





7742. Standard redox potential for a substance is measured under standard condition and is expressed as





7743. Most of the enzymes of the citric acid cycle in a eukaryotic cell are located in the





7744. A positive redox potential means substance has





7745. The end product of glycolysis is pyruvate, which enters the citric acid cycle after being converted to





7746. Energy that is released from glucose during respiration but not transferred to ATP bonds can be detected as





7747. Which of the following is involved in energy production?





7748. Which of the following enzyme does not take part in the TCA cycle?





7749. The first intermediate in TCA cycle is





7750. Cholesterol can be synthesized de novo in





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