Concept explainers
(a)
Interpretation:
Possible mRNA sequence that codes for Ile-Met-Lys-Ser-Tyr should be identified.
Concept Introduction:
Genetic code − DNA and RNA transform genetic information of the living cells through triplet code, which is a sequence of three
(b)
Interpretation:
Possible mRNA sequence that codes for Pro-Gln-Glu-Asp-Phe should be identified.
Concept Introduction:
Genetic code − DNA and RNA transform genetic information of the living cells through triplet code, which is a sequence of three nucleotides on DNA or RNA molecules codes for a specific amino acid in protein synthesis.
(c)
Interpretation:
Possible mRNA sequence that codes for Thr-Ser-Asn-Arg should be identified.
Concept Introduction:
Genetic code − DNA and RNA transform genetic information of the living cells through triplet code, which is a sequence of three nucleotides on DNA or RNA molecules codes for a specific amino acid in protein synthesis.
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General, Organic, & Biological Chemistry
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- Consider the following mRNA base sequence 5CUUCAG3 a. What dipeptide is coded for by this mRNA? b. What dipeptide is formed if a point mutation converts CUU to CUC? c. What dipeptide is formed if a point mutation converts CAG to AAG? d. What dipeptide is formed if a point mutation converts CUU to CUC and CAG to AAG?arrow_forwardConsider the following DNA base sequence 3TTAATA5 a. What dipeptide is formed from the transcription and translation of this DNA segment? b. What dipeptide is formed if a DNA point mutation converts ATA to ATG? c. What dipeptide is formed if a DNA point mutation converts ATA to AGA? d. What dipeptide is formed if a DNA point mutation converts TTA to TTT?arrow_forwardIs the trinucleotide in Problem 22-31 found only in DNA, found only in RNA, or found in both DNA and RNA? Explain the basis for your answer.arrow_forward
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- For the trinucleotide 5 UCG 3 a. How many nucleotide subunits are present in its backbone? b. How many nucleotide nonbackbone subunits are present? c. How many phosphodiester linkages are present? d. What is the overall charge carried by the trinucleotide?arrow_forwardThe following is a base sequence for an exon portion of a template strand of a DNA molecule: What is the base sequence of the hnRNA strand synthesized from the DNA template strand? What is the base sequence of the mRNA strand synthesized from the hnRNA strand? What codons are present in the mRNA strand produced from the DNA template strand? What tRNA molecule anticodons are needed to interact with the codons present in the mRNA strand produced from the template DNA strand?arrow_forwardUsing the information in Table 22-2, determine the possible codons for each of the following amino acids? a. Tyrosine b. Alanine c. Leu d. Cysarrow_forward
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