Lesson+#11+handout+-correct (1).docx - Lesson#11 u2013...

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Lesson #11 – Genes and Mutations Assignment Answer the questions directly on this page and submit your completed assignment to the Lesson 11: Assignment - Genes and Mutations dropbox. Answer the questions below based on the following template DNA strand: CTT TTA TAG TAG ATA CCA CAA AGG 1. Write out the complementary mRNA that matches the DNA above. ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ 2. Write the corresponding amino acid sequence. __________ __________ __________ __________ _________ _________ _________ _________ 3. Change the nucleotide in position #15 to C (in the original DNA template strand). ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ 4. What type of mutation occurred in question #3? __________________________________ 5. Repeat steps 1 & 2 showing the impact of the mutation: i) Write out the complementary mRNA that matches the DNA in question #3: ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ii) Write the corresponding amino acid sequence. __________ __________ __________ __________ _________ _________ _________ _________ 6. How has this change affected the amino acid sequence? __________________________________________________________________________________________ 7. Now remove nucleotides 13 through 15 (in the original DNA strand) and rewrite the code: ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___
8. Repeat steps 1 & 2 now showing the impact of removing the nucleotides.

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