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18 Questions

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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?

Nucleic acids Signup and view all the answers

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

Thymine Signup and view all the answers

What is the shape of the DNA strand?

Double helix Signup and view all the answers

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

Vitamin A,D,E,K Signup and view all the answers

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

Sodium bicarbonate Signup and view all the answers

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

Transplantation Signup and view all the answers

Which of the following is NOT synthesized during human metabolism?

Fructose Signup and view all the answers

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

Oligosaccharide Signup and view all the answers

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

An amino acid that cannot be metabolized Signup and view all the answers

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

Messenger RNA (mRNA) Signup and view all the answers

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

Binding mRNA to ribosomes Signup and view all the answers

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

Ribosomal RNA (rRNA) Signup and view all the answers

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

Translating genetic code into amino acid sequence Signup and view all the answers

Which molecule carries the message from DNA to synthesize proteins?