Using the information provided in the diagram above and your own knowledge of genetic coding, which of the following is correct? Assume that there are no STOP codons in the target mRNA sequence - VCE - SSCE Biology - Question 4 - 2021 - Paper 1
Question 4
Using the information provided in the diagram above and your own knowledge of genetic coding, which of the following is correct? Assume that there are no STOP codons... show full transcript
Worked Solution & Example Answer:Using the information provided in the diagram above and your own knowledge of genetic coding, which of the following is correct? Assume that there are no STOP codons in the target mRNA sequence - VCE - SSCE Biology - Question 4 - 2021 - Paper 1
Step 1
Probe sequence: 3' CGAGCCAUCCGAUCCGA 5'
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Answer
The probe sequence translates to 5 amino acids, which is derived from the mRNA codons that can be created from it.
Step 2
Probe sequence: 3' CGGAGCCGGAATGCTGCA 5'
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Answer
This probe sequence generates 5 amino acids, indicating its translation capabilities in the target mRNA.
Step 3
Probe sequence: 3' CGGAGCCGGAATGCTGCA 5'
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Answer
The same probe, translating to 6 amino acids, infers that alternate reading frames may be utilized, allowing for variation in coding.
Step 4
Probe sequence: 3' CGGAGCCGGAATGCTGCA 5'
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Answer
This probe sequence also codes for 6 amino acids, similar to the previous, confirming the flexibility and redundancy of genetic coding.
