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5 Written questions

5 Matching questions

  1. base sequence
  2. virulent
  3. deoxyribose
  4. mRNA
  5. hydrogen bonds
  1. a messenger RNA; type of RNA that carries instructions from DNA in the nucleus to the ribosome
  2. b the order of nitrogenous bases on a chain of DNA
  3. c complementary nitrogenous bases are bonded by these weak bonds
  4. d disease causing
  5. e A five-carbon sugar found in DNA.

5 Multiple choice questions

  1. replaces thymine in RNA
  2. three-nucleotide sequence on messenger RNA that codes for a single amino acid
  3. basic building blocks of protein molecules
  4. an enzyme that separates DNA strands
  5. process by which DNA is copied in a cell before a cell divides by mitosis, meiosis, or binary fission

5 True/False questions

  1. nucleotidechange in a DNA sequence that affects genetic information

          

  2. stop codoncodon that specifies an amino acid that stops protein building

          

  3. semi-conservative replicationprocess by which DNA is copied in a cell before a cell divides by mitosis, meiosis, or binary fission

          

  4. bacteriophageThe building block of a nucleic acid, consisting of a five-carbon sugar covalently bonded to a nitrogenous bas and a phosphate group.

          

  5. complimentary base pairingcarbon ring structure found in DNA or RNA that contains one or more atoms of nitrogen; includes adenine, guanine, cytosine, thymine and uracil