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Home ‣ Biochemistry ‣ Nucleic Acids See What Others Are Saying!
- Question
The most stabilizing force for nucleic acids is
Options- A. hydrogen bonds
- B. electrostatic bond
- C. Van der Waals
- D. conformational entropy
- Correct Answer
- Van der Waals
- 1. Which of the following is not true of small inbreeding populations?
Options- A. They tend to loose genetic diversity
- B. There is an increased incidence of recessive diseases
- C. Alleles may become fixed
- D. Mutation is increased Discuss
- 2. Where the acyl-CoA formed in the cytosol is transported for oxidation?
Options- A. Mitochondrial matrix
- B. Microsomes
- C. Endoplasmic reticulum
- D. Remains in cytosol Discuss
- 3. An RNA primer is synthesized by
Options- A. DNA helicases
- B. ligase
- C. DNA topoisomerase
- D. primase Discuss
- 4. Which of the following is not a mechanism for altering the flux of metabolites through the rate-determining step of a pathway?
Options- A. Allosteric control of the enzyme activity
- B. Diffusional coupling between adjacent active sites
- C. Genetic control of the enzyme concentration
- D. Covalent modification of the enzyme Discuss
- 5. Proteins and macromolecular structures take on their higher order structures
Options- A. by self-assembly
- B. with the help of molecular chaperons
- C. with the help of precursor sequences that are removed from the final structures
- D. all of the above Discuss
- 6. In some organelles in eukaryotes, the genetic code for some codons
Options- A. differs from that used in prokaryotes
- B. are same
- C. are partially same
- D. none of the above Discuss
- 7. Transcription factors are
Options- A. promoters
- B. proteins which bind to DNA and regulate transcription
- C. TATA boxes
- D. CATT boxes Discuss
- 8. What is the relationship between wavelength and wave number?
Options- A. Wavenumber = 1 / wavelength in centimeters
- B. Wavenumber - wavelength in nanometers = 1
- C. Wavelength in nanometers x wavenumber = 1
- D. None of the above Discuss
- 9. Palmitate has 16 carbon atoms with
Options- A. 2 double bonds
- B. 3 double bonds
- C. One double bond
- D. None of these Discuss
- 10. Which of the following pair will produce complementary sticky ends?
Options- A. Eco RI & MspI
- B. Msp I & HPA II
- C. Sau 3A & Bam HI
- D. Mbo I & Sau 3A Discuss
More questions
Correct Answer: Mutation is increased
Correct Answer: Mitochondrial matrix
Correct Answer: primase
Correct Answer: Diffusional coupling between adjacent active sites
Correct Answer: all of the above
Correct Answer: differs from that used in prokaryotes
Correct Answer: proteins which bind to DNA and regulate transcription
Correct Answer: Wavenumber = 1 / wavelength in centimeters
Correct Answer: None of these
Correct Answer: Sau 3A & Bam HI
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