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Bacterial Genetics and DNA Replication
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Bacterial Genetics and DNA Replication

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Questions and Answers

What is the normal hemoglobin range for males?

  • 10.0 to 13.0 g/dL
  • 12.1 to 15.1 g/dL
  • 15.5 to 18.2 g/dL
  • 13.8 to 17.2 g/dL (correct)
  • Which disease is caused by a disorder of purine metabolism?

  • Gout (correct)
  • Sickle-Cell Anemia
  • Lesch-Nyhan syndrome (LNS)
  • Orotic Aciduria
  • What is the composition of viruses?

  • Lipids and carbohydrates
  • Nucleic acids enclosed in a protective protein coat (correct)
  • Proteins only
  • Free nucleic acids
  • Where is the genetic information stored in viruses?

    <p>Nucleic acids</p> Signup and view all the answers

    Which nitrogenous base is present in DNA but not in RNA?

    <p>Thymine</p> Signup and view all the answers

    What is the shape of the DNA strand?

    <p>Double helix</p> Signup and view all the answers

    Which of the following combinations lists the lipid-soluble vitamins in the correct order?

    <p>Vitamin A,D,E,K</p> Signup and view all the answers

    Which of the following vitamins is used for treating metabolic acidosis?

    <p>Sodium bicarbonate</p> Signup and view all the answers

    What is the main purpose of recombinant DNA technology in biotechnology?

    <p>Transplantation</p> Signup and view all the answers

    Which of the following is NOT synthesized during human metabolism?

    <p>Fructose</p> Signup and view all the answers

    Heparin, a therapeutic protein, can be classified as which type of molecule?

    <p>Oligosaccharide</p> Signup and view all the answers

    What is the most appropriate definition for an essential amino acid?

    <p>An amino acid that cannot be metabolized</p> Signup and view all the answers

    Which RNA molecule carries the genetic information from DNA for the synthesis of proteins?

    <p>Messenger RNA (mRNA)</p> Signup and view all the answers

    What is the function of ribosomal RNA (rRNA) in protein synthesis?

    <p>Binding mRNA to ribosomes</p> Signup and view all the answers

    Which type of RNA forms 80% of the total amount of cellular RNA?

    <p>Ribosomal RNA (rRNA)</p> Signup and view all the answers

    What is the role of transfer RNA (tRNA) in protein synthesis?

    <p>Translating genetic code into amino acid sequence</p> Signup and view all the answers

    Which molecule carries the message from DNA to synthesize proteins?

    <p>Messenger RNA (mRNA)</p> Signup and view all the answers

    Which type of DNA molecule carries genetic information and can convey antibiotic resistance to host bacteria?

    <p>Plasmids</p> Signup and view all the answers

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