Discussion
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- Question
Parasitic infection/s frequently observed in HIV disease is / are.
Options- A. cryptosporidiosis
- B. toxoplasmosis
- C. isosporiasis
- D. all of these
- Correct Answer
- all of these
- 1. The type of recombination that commonly occurs between a pair of homologous DNA sequences is,
Options- A. mutagenic recombination
- B. site-specific recombination
- C. replicative recombination
- D. general recombination Discuss
- 2. The mechanism of passive or facilitated diffusion require
Options- A. metabolic energy
- B. concentration of solute against an electrochemical gradient
- C. accumulation of solute against an electrochemical gradient
- D. accumulation or concentration of solute against an electrochemical gradient Discuss
- 3. The combination of low levels of NaCl, NaNO3 (sodium nitrate), and slightly acid pH can prevent multiplication and toxin formation of
Options- A. Salmonella
- B. S. aureus
- C. C. botulinum
- D. all of these Discuss
- 4. Which of the following is known for greater stability of the riboflavin producing capacity?
Options- A. Eremothecium ashbyii
- B. Ashbya gossypii
- C. Candida flareri
- D. None of these Discuss
- 5. Which of the following types of Clostridium perfringens produces alpha toxin most abundantly?
Options- A. Type A
- B. Type B
- C. Type C
- D. Type D Discuss
- 6. Which of the following enzyme is used for synthesis of RNA under the direction of DNA?
Options- A. RNA polymerase
- B. DNA ligase
- C. DNA polymerase
- D. RNA ligase Discuss
- 7. All infections do not cause fever and all fevers are not due to infections which of the following is an example of non-infections cause of fever?
Options- A. Typhoid
- B. Chicken pox
- C. Rheumatic disease
- D. Malaria Discuss
- 8. The relationship between an oxidation-reduction potential difference and the standard free energy change is (where n is the number of moles of electron transferred, F= Faraday's constant and E°= standard oxidation-reduction potential difference)
Options- A. ?G° = -nFE°
- B. ?G° = nFE°
- C. ?G° = -nFlnE°
- D. ?G° = nFlnE° Discuss
- 9. Intracellular structures formed during many viral infections, called __________ , which can directly disrupt cell structure.
Options- A. prokaryotes
- B. chromosomal disruptions
- C. inclusion bodies
- D. cytocidal bodies Discuss
- 10. Viroids are composed of
Options- A. single-stranded DNA
- B. double-stranded DNA
- C. single-stranded RNA
- D. double-stranded RNA Discuss
More questions
Correct Answer: general recombination
Correct Answer: metabolic energy
Correct Answer: all of these
Correct Answer: Ashbya gossypii
Correct Answer: Type A
Correct Answer: RNA polymerase
Correct Answer: Rheumatic disease
Correct Answer: ?G° = -nFE°
Correct Answer: inclusion bodies
Correct Answer: single-stranded RNA
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