Discussion
Home ‣ Biochemistry ‣ Protein and Nucleic Acid Interactions See What Others Are Saying!
- Question
Which of the following amino acids interact with the DNA or RNA backbone (i.e. phosphate)?
Options- A. Ile and Val
- B. Lys and Arg
- C. Leu and Ala
- D. Cys and Met
- Correct Answer
- Lys and Arg
- 1. Hydrogen bonds and hydrophilic interactions are types of
Options- A. weak chemical bonds that hold together the atoms within a molecule
- B. strong chemical bonds that hold together the atoms within a molecule
- C. weak chemical bonds that link together separate molecules
- D. strong chemical bonds that link together separate molecules Discuss
- 2. Internal conversion is where
Options- A. the spin of an excited electron reverses, changing the state of the molecule (from singlet state to triplet state or vice versa)
- B. A molecule converts its excess energy to light, and emits a photon
- C. A molecule converts excess electronic energy to vibrational energy
- D. none of the above Discuss
- 3. Who discovered and described the blood groups (ABO) classification?
Options- A. Theodor Kocher
- B. Karl Landsteiner
- C. Otto Warburg
- D. Karl Hooper Discuss
- 4. Immunoelectrophoresis techniques are designed to separate the mixture components from each other by using electrophoresis
Options- A. prior to reaction with antibody
- B. prior to reaction with antigen
- C. after reaction with antibody
- D. after reaction with antigen Discuss
- 5. Processive synthesis is a characteristic feature of
Options- A. all DNA polymerases.
- B. DNA Pol III at a replication fork.
- C. removal of RNA primers on Okasaki fragments.
- D. DNA mismatch repair Discuss
- 6. What are the benefits of decreasing the column internal diameter?
Options- A. Increased sample capacity
- B. Increased resolution
- C. Reduced risk of column overloading
- D. All of the above Discuss
- 7. Which of the following is not found in membranes?
Options- A. Glycoproteins
- B. Glycolipids
- C. Nucleic acids
- D. Phospholipids Discuss
- 8. HDLs are synthesized in
Options- A. blood
- B. liver
- C. intestine
- D. pancreas Discuss
- 9. Weak acids generally have pKa
Options- A. values less than 1
- B. pKa values greater than 2
- C. been seldom found in living systems
- D. that cannot be used to buffer Discuss
- 10. Which of the following organic groups are found in naturally occuring amino acids?
Options- A. Guanidinium ion
- B. Indole
- C. Imidazole
- D. All of these Discuss
More questions
Correct Answer: weak chemical bonds that link together separate molecules
Correct Answer: A molecule converts excess electronic energy to vibrational energy
Correct Answer: Karl Landsteiner
Correct Answer: prior to reaction with antibody
Correct Answer: DNA Pol III at a replication fork.
Correct Answer: Increased resolution
Correct Answer: Nucleic acids
Correct Answer: liver
Correct Answer: pKa values greater than 2
Correct Answer: All of these
Comments
There are no comments.More in Biochemistry:
Programming
Copyright ©CuriousTab. All rights reserved.