Discussion
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- Question
In gel electrophoresis, DNA molecules migrate from __________ to __________ ends of the gel.
Options- A. negative ... positive
- B. basic ... acidic
- C. long ... short
- D. positive to negative
- Correct Answer
- negative ... positive
- 1. A combination of paper chromatography and electrophoresis involves
Options- A. partition chromatography
- B. electrical mobility of the ionic species
- C. both (a) and (b)
- D. none of these Discuss
- 2. In algae, photosynthesis takes place in
Options- A. choloroplasts
- B. cell membrane
- C. mitochondria
- D. none of the above Discuss
- 3. The maturation of T cells and the production of particular T cell receptors occurs in the
Options- A. thyroid gland
- B. thymus gland
- C. testes
- D. all of these Discuss
- 4. In a PCR reaction after four cycles, each molecule of a duplex DNA will give rise to
Options- A. 16 single strands of DNA
- B. 16 double stranded DNA
- C. 18 single strands of DNA
- D. 18 double stranded DNA Discuss
- 5. First evident that DNA is genetic material comes from the experiment of Griffith is
Options- A. transduction
- B. transformation
- C. replication
- D. translation Discuss
- 6. Double stranded DNA denaturation with specified limit of temperature is
Options- A. reversible reaction
- B. irreversible reaction
- C. either (a) or (b)
- D. none of these Discuss
- 7. The genetic material of retroviruses such as HIV is
Options- A. DNA
- B. RNA
- C. protein
- D. all of these Discuss
- 8. In what form does the product of glycolysis enter the TCA cycle?
Options- A. AcetylCoA
- B. Pyruvate
- C. NADH
- D. Glucose Discuss
- 9. Who discovered vitamin C (ascorbic acid)?
Options- A. Paul Berg
- B. Linus Pauling
- C. Albert Szent-Gyorgyi
- D. Kerry Mull is Discuss
- 10. The site on a bacterial chromosome that marks the initiation point for chromosome replication is called
Options- A. Ori
- B. a promoter
- C. Pro
- D. an initiation codon Discuss
More questions
Correct Answer: both (a) and (b)
Correct Answer: choloroplasts
Correct Answer: thymus gland
Correct Answer: 16 single strands of DNA
Correct Answer: transformation
Correct Answer: reversible reaction
Correct Answer: RNA
Correct Answer: AcetylCoA
Correct Answer: Albert Szent-Gyorgyi
Correct Answer: Ori
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