Discussion
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- Question
Evolutionary relationships between groups of organisms are determined using which of the following type of information?
Options- A. Comparisons of nucleotide sequences
- B. Comparisons of biochemical pathways
- C. Comparisons of structural features
- D. All of the above
- Correct Answer
- All of the above
- 1. The phenomenon of commensalism refers to a relationship between organisms in which
Options- A. one species of a pair benefits
- B. both the species of a pair benefit
- C. one species of a pair is more benefited
- D. none of the above Discuss
- 2. The bread mold Rhizopus stolonifer belongs to which of the following fungal divisions?
Options- A. Ascomycota
- B. Deuteromycota
- C. Oomycota
- D. Zygomycota Discuss
- 3. Which of the following structure is absent in eukaryotic cells?
Options- A. Mitochondria
- B. Chloroplasts
- C. Golgi structure
- D. Mesosome Discuss
- 4. The inactive protein from of enzyme is
Options- A. apoenzyme
- B. enzyme
- C. haloenzyme
- D. cofactor Discuss
- 5. Coxsackie virus B3, a subgroup of enteroviruses, commonly causes
Options- A. acute hemorrhagic conjunctivitis
- B. muscular dystrophy
- C. myocarditis
- D. gastroenteritis Discuss
- 6. Which of the following plamids do not possess information for self transfer to another cell?
Options- A. Cryptic plasmids
- B. Conjugative plasmids
- C. Non-conjugative plasmids
- D. None of these Discuss
- 7. Colonies resembling molar teeth are produced by
Options- A. Nocardia brasiliensis
- B. N. asteroids
- C. Actinomyces israelii
- D. Actinomadura madurae Discuss
- 8. Anoxygenic photosynthetic bacteria oxidize
Options- A. water
- B. oxgyen
- C. sulfide
- D. ammonia Discuss
- 9. The major route for incorporation of ammonia (NH4+) into organic compounds is via
Options- A. reduction of pyruvate or alpha-ketoglutarate by enzymes
- B. atmospheric nitrogen fixation
- C. oxidation of pyruvate
- D. all of these Discuss
- 10. RNA that is complementary to a segment of another RNA molecule to which it will bind is known as
Options- A. missense RNA
- B. antisense RNA
- C. nonsense RNA
- D. none of these Discuss
More questions
Correct Answer: one species of a pair benefits
Correct Answer: Zygomycota
Correct Answer: Mesosome
Correct Answer: apoenzyme
Correct Answer: myocarditis
Correct Answer: Non-conjugative plasmids
Correct Answer: Actinomyces israelii
Correct Answer: sulfide
Correct Answer: reduction of pyruvate or alpha-ketoglutarate by enzymes
Correct Answer: antisense RNA
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