General, organic, & biological chemistry 3rd. Edition by Janice G. Smith | 9780073511245 | 73511242 | Holooly

General Chemistry, Organic Chemistry, Biological Chemistry

General, organic, & biological chemistry

260 SOLVED PROBLEMS

Question: 10.1

Iodine-123 and iodine-131 are radioactive isotopes used for the diagnosis or treatment of thyroid disease. Complete the following table for both isotopes. ...

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Question: 24.1

Analyze the following reaction by considering the functional groups that change and the name of the enzyme. • Consider the functional groups that are added or removed as a clue to the type of reaction. • Classify the reagent (when one is given) as to the type of reaction it undergoes. • Use the ...

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The

-\mathrm{COO}^{-}

of pyruvate i...

Question: 22.10

(a) What dipeptide is produced from the following segment of DNA: AGAGAT? (b) What happens to the dipeptide when a point mutation occurs and the DNA segment contains the sequence ATAGAT instead? Transcribe the DNA sequence to an mRNA sequence with complementary base pairs. Then use Table 22.3 to ...

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a. Since UCU codes for serine and CUA codes for le...

Question: 22.9

What polypeptide would be synthesized from the following template strand of DNA: 3 ‘ CGG TGT CTT TTA 5 ‘ ? To determine what polypeptide is synthesized from a DNA template, two steps are needed. First use the DNA sequence to determine the transcribed mRNA sequence: C pairs with G, T pairs with A, ...

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Question: 22.8

What sequence of amino acids would be formed from the following mRNA sequence: 5 ‘ CAA AAG ACG UAC CGA 3 ‘ ? List the anticodons contained in each of the needed tRNA molecules.Use Table 22.3 to determine the amino acid that is coded for by each codon. The anticodons contain complementary bases to ...

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Question: 22.7

Derive the amino acid sequence that is coded for by the following mRNA sequence. 5′ CAU AAA ACG GUG UUA AUA 3’Use Table 22.3 to identify the codons that correspond to each amino acid. Codons are written from the 5 ‘ to 3 ‘ end of an mRNA molecule and correspond to a peptide written from the ...

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Question: 21.7

Suggest a name for the enzyme that catalyzes the following reaction. Determine the type of reaction that occurs by examining the functional groups that change. Add the name of the reaction type from Table 21.3 to the name of the substrate. ...

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The reaction involves the transfer of an amino gro...

Question: 21.6

Classify the enzyme used in each of the following reactions. Concentrate on the functional groups that change in the reaction, and use Table 21.3 to classify the enzyme. ...

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a. The reaction involves the loss of a molecule ([...

Question: 21.4

Locate the peptide bond in the dipeptide shown in the ball-and-stick model, and identify the amino acids that form the dipeptide. Name the dipeptide using the three-letter abbreviations for the amino acids. • Convert the ball-and-stick model to a structural formula. The peptide bond is the amide ...

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The peptide bond is the amide bond that contains a...

Question: 21.3

Identify the individual amino acids used to form the following tripeptide. What is the name of the tripeptide? • Locate the amide bonds in the peptide. To draw the structures of the individual amino acids, break the amide bonds by adding water. Add O^− to the carbonyl carbon to form a carboxylate ...

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To determine the amino acids that form the peptide...

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