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How Gene Mutations Change Your Ability to Taste Quiz

Note: The correct answers are marked in green here for you, but this marking will not be visible to the students when they view the assignment.
1. If an allergy to dust is a recessive trait ("a"), which genotypes could a person who is NOT allergic to dust have?
Correct.
Incorrect.
2. Below is a random gene sequence with the resulting protein sequence as well as a mutated DNA sequence. Using the genetic code chart below, which mutations cause a changed amino acid sequence in the resulting protein?
Image Credit: Science Buddies
Image Credit: Pixabay / Public Domain
Correct.
Incorrect.
3. Explain in your own words how mutations contribute to genetic variation.
4. If your mom is a taster with the genotype "Tt," and your dad is a non-taster with the genotype "tt," how high are your chances of being a non-taster, assuming that the taster allele is dominant? Use the Punnett Square below to find out.
Image Credit
Correct.
Incorrect.
5. Are all DNA mutations "bad mutations"? In your own words, explain why or why not.

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