Protein Synthesis and Genetic Mutations. Objectives. Recognize that components that make up the genetic code are common to all organisms (TEKS 6B) Explain the purpose and process of transcription and translation using models of DNA and RNA (TEKS 6C)
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DNA sequence: 5’ ATGGGAATT 3’
What are the codons?
UAC CCU UAA
What amino acids would be produced?
Tyrosine Proline Stop
Remember, RNA is made up of nucleotides like DNA.
RNA is different from DNA though:
-Has a ribose sugar instead of deoxyribose sugar
-Has Uracil (U) instead of Thyamine (T) for one of its nitrogen bases
-Is typically single stranded whereas DNA is a double stranded helix
Video posted on carnahanbiology.weebly.com that is a good review video
Point mutations – mutations involving changes in one or a few nucleotides such as a substitution
Example: sickle cell anemia