• 1. 
    What is a mutation?

  • change the chromosome structure
  • Anything in the environment that can cause a mutation
  • A change in the sequence of bases in DNA or RNA
  • All of above
  • 2. 
    What is transcription?

  • A molecule that contains the genetic code for organisms.
  • The RNA → Protein part of the central dogma
  • The DNA → RNA part of the central dogma of molecular biology
  • The process in which cells make proteins
  • 3. 
    What are three types of point mutations

  • Silent
  • Missense
  • Nonsense
  • All of above
  • 4. 
    How many cells at least does your genes have?

  • 50,000
  • 30,000
  • 20,000
  • 40,000
  • 5. 
    We all know that the shape of DNA looks like a spiral staircase, but what is the name of shape called?

  • Polynucleotide chains
  • Double helix
  • Twisted ladder
  • Allele
  • 6. 
    What is a genetic disorder

  • Harmful mutation
  • Beneficial mutation
  • Neutral mutation
  • Natural selection
  • 7. 
    There are four bases that make up the DNA chain. What are the four bases

  • Adenine
  • Thymine
  • Guanine
  • Cytosine
  • All of above
  • 8. 
    What are three types of mutagens

  • Radiation
  • Chemicals
  • Infectious agents
  • All of above
  • 9. 
    What is RNA?

  • A nucleic acid that processes all steps of protein synthesis in all living cells.
  • A molecule that contains the genetic code of organisms.
  • The process in which cells make proteins.
  • A gene that is damaged or changed in a way to alter the genetic message carried by that gene.
  • 10. 
    What are some of the stages where gene expression is regulated.

  • Transcription
  • Translation
  • RNA transport
  • Chemical and structure modification of DNA or chromatin
  • All of above
  • 11. 
    What is translation?

  • The RNA → Protein part of the central dogma
  • The DNA → RNA part of the central dogma of molecular biology
  • The process in which cells make proteins
  • A molecule that contains the genetic code of organisms.
  • 12. 
    What are three parts of a DNA nucleotide?

  • Phosphate group
  • Sugar
  • Nitrogenous base
  • All of above
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