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of 25 available terms

5 Written Questions

5 Matching Questions

  1. replication
  2. polyploidy
  3. gene
  4. translation
  5. operator
  1. a condition in which an organism has extra sets of chromosomes
  2. b sequence of DNA that codes for a protein and thus determines a trait or chemical pathway
  3. c decoding of an mRNA message into a polypeptide chain
  4. d copying process by which a cell duplicates its DNA
  5. e region of chromosome in an operon to which the repressor binds when the operon is "turned off"

5 Multiple Choice Questions

  1. mutation that shifts the "reading" frame of the genetic message by inserting or deleting a nucleotide
  2. group of genes operating together
  3. change in a DNA sequence that affects genetic information
  4. group of three bases on a tRNA molecule that are complementary to an mRNA codon
  5. principle that bonds in DNA can form only between adenine and thymine and between guanine and cytosine

5 True/False Questions

  1. DNA polymeraseenzyme similar to DNA polymerase that binds to DNA and separates the DNA strands during transcription

          

  2. point mutationchange in a DNA sequence that affects genetic information

          

  3. RNA polymeraseenzyme similar to DNA polymerase that binds to DNA and separates the DNA strands during transcription

          

  4. promoterregion of DNA that indicates to an enzyme where to bind to make RNA

          

  5. bacteriophagevirus that infects bacteria

          

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