TCAP Biology Practice Test
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Questions and Answers

Which change in DNA will cause a heritable germline mutation?

  • A DNA replication error occurs in a sperm-producing cell. (correct)
  • An error occurs during transcription of the DNA in a liver cell.
  • The sugar phosphate backbone of DNA in bone cells breaks due to exposure to X-rays.
  • Thymine dimers form in the DNA of a skin cell due to exposure to UV light.
  • In the investigation of how substrate concentration affects the rate of an enzyme-catalyzed reaction, which three variables should be kept constant?

  • pH of the reaction
  • Temperature of the reaction (correct)
  • Amount of enzyme
  • Amount of product
  • Why were people not allowed on Tupai for years?

  • There were dangerous animals inhabiting the island.
  • It was considered a sacred place by the indigenous people. (correct)
  • It was a protected wildlife sanctuary.
  • The island was used for military purposes.
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