Genes And Heredity (Exam Mode) By Rnpedia

20 Questions | Attempts: 326

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Genes And Heredity (Exam Mode) By Rnpedia - Quiz

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Questions and Answers
  • 1. 
    Which of the following is the mRNA start codon in most cases? 
    • A. 

      UAA

    • B. 

      AGU

    • C. 

      AUG

    • D. 

      UGA

  • 2. 
    Which of the types of RNA is the smallest? 
    • A. 

      MRNA

    • B. 

      TRNA

    • C. 

      RRNA

  • 3. 
    Which of the following is not considered a pyrimidine? 
    • A. 

      C

    • B. 

      T

    • C. 

      U

    • D. 

      G

  • 4. 
    Which of the following is paired correctly? 
    • A. 

      A-G

    • B. 

      C-G

    • C. 

      A-U

    • D. 

      G-T

  • 5. 
    Which of the following characterizes a Western blot? 
    • A. 

      Antibody/protein hybridization

    • B. 

      DNA/RNA combination

    • C. 

      RNA transcription

    • D. 

      Polymerase chain reaction

  • 6. 
    Which of the following is the approximate prevalence ratio for cystic fibrosis?   
    • A. 

      1: 25,000

    • B. 

      1: 5,000

    • C. 

      1: 2,000

    • D. 

      1: 800

  • 7. 
    Which of the following divisions of cell growth precedes Mitosis in the cell cycle?  
    • A. 

      G

    • B. 

      T

    • C. 

      S

    • D. 

      G0

  • 8. 
    Down syndrome is directly linked to a genetic abnormality of chromosome? 
    • A. 

      XXII

    • B. 

      XXI

    • C. 

      XIIX

    • D. 

      XV

  • 9. 
    Which of the following is a characteristic of the Hardy-Weinberg law? 
    • A. 

      Mating between species occurs at a set rate.

    • B. 

      Migration is a considerable factor.

    • C. 

      Mutation occurs at the locus

    • D. 

      Genotype selection does not occur at the locus

  • 10. 
    Which of the following is not a characteristic of Hurler's syndrome? 
    • A. 

      Autosomal recessive condition

    • B. 

      Associated with delayed mental development

    • C. 

      Spasticity

    • D. 

      Corneal deficits

  • 11. 
    Which of the following is not a characteristic of Krabbe's disease? 
    • A. 

      Autosomal recessive condition

    • B. 

      Spasticity

    • C. 

      Nausea

    • D. 

      Optic nerve deficits

  • 12. 
    Which of the following is not a characteristic of Fabry's disease? 
    • A. 

      X-linked disease

    • B. 

      Low levels of alpha-galactosidase A

    • C. 

      Profound muscular weakness

    • D. 

      Increased levels of ceramide trihexoside

  • 13. 
     Which of the following is not a characteristic of Sickle Cell Anemia? 
    • A. 

      More common in African Americans

    • B. 

      Autosomal dominant

    • C. 

      Mutation in beta-globin

    • D. 

      Intense chronic pain

  • 14. 
    Which of the following is not a characteristic of the Southern blot? 
    • A. 

      DNA hybridization

    • B. 

      Use of a filter and film combination

    • C. 

      Activated by antigen/antibody reactions

    • D. 

      Uses a DNA sample

  • 15. 
    Which of the following is not a characteristic of S-adenosyl-methionine?   
    • A. 

      May be associated phosphocreatine

    • B. 

      Considered a rate limiting enzyme of glycolysis

    • C. 

      Aids in the transfer of methyl

    • D. 

      By product of Methionine and ATP combination

  • 16. 
    Which of the following is not an activated carrier? 
    • A. 

      ATP

    • B. 

      SAM

    • C. 

      TPP

    • D. 

      GMP

  • 17. 
    The end product of the TCA cycle produces ____ NADH. 
    • A. 

      3

    • B. 

      4

    • C. 

      5

    • D. 

      6

  • 18. 
    How many ATP are required to transform pyruvate into glucose? 
    • A. 

      5

    • B. 

      6

    • C. 

      7

    • D. 

      8

  • 19. 
    Which of the following is not a derivative of the amino acid (Tryptophan)? 
    • A. 

      Melatonin

    • B. 

      Serotonin

    • C. 

      Creatine

    • D. 

      Niacin

  • 20. 
    Pompe's disease is a type ___ glycogen storage disease. 
    • A. 

      I

    • B. 

      II

    • C. 

      III

    • D. 

      IV

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