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Biotechnology and Bioinformatics

Quiz covering molecular biology tools, bioinformatics databases, antibiotic mechanisms, and protein structure concepts relevant to modern biotechnology.

7 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

Which one of the following is a package of programmes for inferring evolutionary trees?

  1. GEO
  2. PROSITE
  3. Pfam
  4. SCOP
  5. PHYLIP
Question 2 Multiple Choice (Single Answer)

Which of the following is NOT applicable to Rifampin?

  1. It is derived from Amycolatopsis rifamycinica.
  2. It is a bactericidal antibiotic drug.
  3. It is used to treat tuberculosis.
  4. It specifically inhibits bacterial RNA-dependent DNA polymerase.
  5. It is broad-spectrum antibiotic.
Question 3 Multiple Choice (Single Answer)

Which of the following antibiotics act by inhibiting bacterial protein synthesis?

  1. Azithromycin, Ciprofloxacin, Tetracycline
  2. Ofloxacin, Metronidazole, Penicillin G
  3. Ciprofloxacin, Ofloxacin, Metronidazole
  4. Azithromycin, Tetracycline, Gentamicin
  5. Tetracycline, Penicillin G, Ciprofloxacin
Question 4 Multiple Choice (Single Answer)

Which of the following sets represents antibiotics acting by inhibition of cell wall synthesis?

  1. Amoxicillin, Vancomycin, Bacitracin
  2. Metronidazole, Amikacin, Trimethoprim
  3. Erythromycin, Amoxicillin, Amikacin
  4. Vancomycin, Trimethoprim, Erythromycin
  5. Bacitracin, Trimethoprim, Amikacin
Question 5 Multiple Choice (Single Answer)

Which of the following statements is FALSE?

  1. Restriction enzymes are used to cut DNA molecule.
  2. Restriction enzymes used in recombinant technology are Type II restriction enzymes.
  3. Restriction sites of type II enzymes are generally palindromic sequences.
  4. Type II restriction enzymes require Ca2+ as a cofactor ions for their activity.
  5. All
Question 6 Multiple Choice (Single Answer)

Which the following is NOT correctly matched?

  1. MAtDB: a model organism database for Arabidopsis
  2. BLAST: A comprehensive database for the study of human genetics and molecular biology
  3. PROSITE: First secondary database developed
  4. Entrez: An information retrieval tool of NCBI GenBank
  5. DDBJ: A biological database that collects DNA sequences
Question 7 Multiple Choice (Single Answer)

Identify the mismatched pairs among the following:
A. Chaperones: infectious proteinaceous particles.
B. Domains: Independently folded functional unit of a proteinC.
C Prion: Proteins that assist in proper folding of proteins.
D. Zinc finger: Small, functional, independently folded domain that coordinates one or more zinc ions to stabilize its structure.

  1. A and B only
  2. B and C only
  3. A and C only
  4. B and D only
  5. A, C and D only
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