Quiz  /  Bioinformatics Class 12 MCQ Questions With Answers

  • 1. 
    An organism that is produced by asexual reproduction and that is genetically identical to its parent; to make a genetic duplicate

  • cloning by nuclear transfer
  • gene therapy
  • clone
  • Human Genome Project

  • 2. 
    The pattern of bands that results when an individual's DNA sample is radiolabeled and exposed to X rays after being fragmented, replicated, and separated

  • DNA fingerprint
  • DNA vaccine
  • plasmid
  • proteome

  • 3. 
    What is a genome?

  • The complete set of genetic material present in a cell or organism
  • A garden ornament
  • The sum of all human material.
  • A totally unique set of genetic material not shared with anything else

  • 4. 
    A technology that combines biological science, computer science, and information technology to enable the discovery of new biological insights and unifying principles

  • bioethics
  • bioinformatics
  • genetic engineering
  • polymerase chain reaction

  • 5. 
    How many TOTAL chromosomes do humans have?

  • 2
  • 44
  • 46
  • 23

  • 6. 
    Used to detect and measure the expression of genes at one time

  • PCR
  • gel electrophoresis
  • DNA fingerprinting
  • DNA microarray

  • 7. 
    A/an "_____" gene is introduced into the patient to replace an "_____" disease causing gene.

  • normal - abnormal
  • good - bad
  • abnormal - normal
  • bad - good

  • 8. 
    A circular DNA molecule that is usually found in bacteria and that can replicate independent of the main chromosome

  • primer
  • probe
  • proteome
  • plasmid

  • 9. 
    Fundamental physical and functional unit of heredity that exists in segments of DNA.

  • Nucleus
  • Chromosome
  • Cell
  • Genes

  • 10. 
    In a molecule of double-stranded DNA, the amount of Adenine present is always equal to the amount of

  • cytosine
  • guanine
  • thymine
  • uracil

  • 11. 
    Which information was most important to the development of genetic engineering techniques?

  • the observation of nondominant alleles
  • the discovery of lethal genes
  • the formulation of Punnett squares
  • the structure of the DNA molecule

  • 12. 
    Name a way that genetic engineering in plants is beneficial

  • Decreased crop yield
  • Decreased resistance to disease
  • Increased resistance to disease
  • Increased pests

  • 13. 
    Vectors

  • plasmid or virus that contains or carries modified genetic material
  • They can be used to represent any quantity that has magnitude, has direction
  • displacement
  • velocity

  • 14. 
    Which best describes the impact that the Human Genome Project has has on society?

  • It has helped scientists determine that certain genes can cause diseases
  • It has led to discrimination against genetically flawed individuals
  • It has led to the appearance of new diseases
  • It has cost society billions of dollars without any major benefits

  • 15. 
    Which enzyme "glues" DNA fragments together?

  • restriction enzymes
  • DNA ligase
  • DNA polymerase
  • DNA helicase

  • 16. 
    Testing humans for a potential genetic disorder is an example of

  • gene knockout
  • transgenic studies
  • genetic screening
  • gene therapy

  • 17. 
    DNA Sequencing

  • Determining the order of nucleotides
  • DNA Synthesis
  • Chromosome mapping
  • All of the above
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