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Home ‣ Biochemistry ‣ Structure and Properties of Peptides See What Others Are Saying!
  • Question

  • 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?


  • Options
  • A. C20H50O20N10
  • B. C20H32O11N10
  • C. C20H40O10N10
  • D. C20H68O29N10

  • Correct Answer
  • C20H32O11N10 

    • More questions

    • 1. Which pair of amino acids absorbs the most UV light at 280 nm?

    • Options
    • A. Threonine & Histidine
    • B. Trp & Tyrosine
    • C. Cystein & Asparagine
    • D. Phenylalnine & Proline
      • Discuss
    • 2. The peptide bond in proteins is

    • Options
    • A. only found between proline residues
    • B. usually cis unless proline is the next amino acid
    • C. usually trans unless proline is the next amino acid
    • D. is planar because of steric hinderance
      • Discuss
    • 3. In cells having organelles, the steps of the Krebs cycle and the electron transport system occur in the

    • Options
    • A. cell membrane
    • B. mitochondria
    • C. endoplasmic reticulum
    • D. none of these
      • Discuss
    • 4. ?-Lymphocytes are often called simply

    • Options
    • A. B cells
    • B. T cells
    • C. T Lymphocytes
    • D. none of these
      • Discuss
    • 5. Which of these hormones is a catecholamine?

    • Options
    • A. Follitropin
    • B. Norepinephrine
    • C. Tetraiodothyronine
    • D. Tetrahydrofolate
      • Discuss
    • 6. Which of these is a type of specific defense against pathogens?

    • Options
    • A. Lymphocytes
    • B. Macrophages
    • C. Phagocytes
    • D. Leukocytes
      • Discuss
    • 7. The HIV virus infects primarily

    • Options
    • A. brain cells
    • B. cells in the immune system
    • C. red blood cells
    • D. liver cells
      • Discuss
    • 8. Which of the following is the reduced form of a temporary electron carrier molecule?

    • Options
    • A. FADH2
    • B. ATP
    • C. NADP+
    • D. CO2
      • Discuss
    • 9. Signal peptide protein removal that is translocated across a membrane is accomplished by

    • Options
    • A. fMet aminopeptidase
    • B. trypsin
    • C. signal peptidase
    • D. chymotrypsin
      • Discuss
    • 10. Antigen, when injected in the body activates its specific lymphocytes in the

    • Options
    • A. blood circulation
    • B. draining lymph nodes
    • C. MALT (mucosa associated
    • D. spleen lymphoid tissue
      • Discuss

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