Biochemistry Exam 1 (UF CoP)

Card Set Information

Author:
Anonymous
ID:
172941
Filename:
Biochemistry Exam 1 (UF CoP)
Updated:
2012-09-24 01:32:19
Tags:
biochemistry
Folders:

Description:
Exam 1 Material
Show Answers:

Home > Flashcards > Print Preview

The flashcards below were created by user Anonymous on FreezingBlue Flashcards. What would you like to do?


  1. The 4 main components of collagen are: (Ordered by highest % to lowest)
    • 1) Glycine GLY     2) Proline PRO
    • 3) 4-Hydroxyproline HYP   4) 5-hyrodxylisine HYL
  2. Two main sequences of collagen
    GLY- pro -- y

    GLY-x-HYP
  3. What causes twisted helical structure in collagen
    High% of proline
  4. What does elastin lack?
    Secondary structure
  5. What is the abnormally high concentration of AA in urine?
    aminoaciduria
  6. How many AA are there in humans?
    20
  7. Which do PKU people lack?
    phenylalanine hydroxylase
  8. What is a hapten?
    small molecule to which an anitbody can bind
  9. How many AA in heavy/light chains?
    440/220
  10. What bonds hold together polpeptide chains?
    Disulfide
  11. Which Ig has the highest concentration in plasma?
    IgG
  12. Which Ig functions in mucosal secretion?
    IgA
  13. Which Ig plays a major role in allergies?
    IgE
  14. Which Ig is the 1st antibody produced in response to foreign antigen?
    IgM
  15. Which Ig can pass through the placenta?
    igG
  16. Myoglobin is a ____ with __ heme group(s)
    monomer, uno
  17. Hemoglobin is a ___ with __ heme groups
    teramer, 4
  18. What are the major anions in cell fluid?
    Phosphate, bicarbonate
  19. What is the major cation is cell fluid?
    k+
  20. What is the major cation in blood plasma?
    NA+
  21. What is the major anion in blood plasma?
    CL-, HCO3-
  22. What is an invariate residue?
    An AA that does not change position (plays important role)
  23. What is homologous?
    2 sequences that are highly alignable
  24. What is a substitution of one amino acid for another that is of similarpolarity (ex. Alanine for Valine or Apartic Acid for Glutamic Acid).
    Conservative subs.
  25. What is a substitution of one amino acid for another that is of dissimilar polarity or geometric configuration?
    non-conservative

What would you like to do?

Home > Flashcards > Print Preview