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Questions and Answers
Which change in DNA will cause a heritable germline mutation?
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?
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?
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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