BIOL 304 – Human Genetics – Central Dogma Questions
Names: Last name first, alphabetical order, 4 maximum:
Below is a sequence of DNA near the start of a gene. Use it (and the attached codon table, or an online codon table) to answer the following questions. (Note: correctly indicating the 3’ and 5’ ends of DNA and RNA molecules is extra credit!)
5’ G G A T G C C A T A T G T T T G A C C G 3’
a. What is the new mRNA sequence?
b. What is the new codon sequence? Find and circle the FIRST start codon in your sequence. Put each codon on a separate line (you may not need all the lines provided).
c. What are the new tRNA anticodon sequences? (write “STOP” for stop codons, and do not write any anticodon sequences after a STOP codon)
d. What is the new amino acid sequence?
e. How many amino acids are coded by this mRNA molecule? __
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