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Biology Jones Name: Period: Date: The Genetic Code Alphabet Activity Instructions: Obtain the worksheet containing DNA Sequences (#1-4) and the worksheet titled “A Coded Alphabet.” Identify the “start” and “stop” codes on the Coded Alphabet. These codes indicate where each DNA sequence begins and ends. Use the Coded Alphabet to de-code each DNA Sequence and write them in the spaces below. De-Coded Sentences #1: __________________________________________________________ #2: __________________________________________________________ #3: __________________________________________________________ #4: __________________________________________________________ Questions: 1. What do the letters A, C, T, and G represent? 2. How many DNA letters are grouped together to code for one letter of the alphabet? The next two questions are NOT the same. Look at your sentences and answer the following questions based on this activity. 3. What would happen if one of the bases in your DNA sequence was mistakenly read incorrectly (see DNA sequence #4)? 4. What would happen if you mistakenly skipped one of the DNA bases in your DNA sequence?