Point Mutations: Types, Processes & Effects

Instructions:

Choose an answer and hit 'next'. You will receive your score and answers at the end.

question 1 of 3

Which of the following is a base seen in your DNA?

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1. Which point mutation results in a premature stop codon?

2.

If your DNA went from:

GAT CGT ATC to GTT CGT ATC

What type of mutation do you have?

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About This Quiz & Worksheet

Test what you know about point mutations. Main topics on the quiz/worksheet include a base in human DNA and a point mutation that results in a premature stop codon.

Quiz & Worksheet Goals

You'll be quizzed on the following points:

  • Mutation that occurs when a base is replaced by another base
  • Type of mutation that occurs when a base is deleted
  • Three bases together on your DNA

Skills Practiced

  • Reading comprehension - make sure you know the most important information from the lesson on point mutations, like the term that references three bases together on your DNA
  • Knowledge application - use your knowledge to answer questions about a base in your DNA and a point mutation that results in a premature stop codon
  • Information recall - access the knowledge you've gained regarding mutation that takes place when a base is replaced by another one

Additional Learning

Feel free to learn more about DNA with the lesson entitled Point Mutations: Types, Processes & Effects. These areas will be highlighted:

  • The makeup of your DNA
  • Amino acids that pair up with each other
  • Examples of different kinds of point mutations
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