Proteins

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Which test is used to detect the presence of proteins based on the formation of a violet color?

Lead Sulfide Test

Biurets Test

Ninhydrin Test

Xanthoproteic Test (correct)

Which type of amino acid prefers to project into the aqueous phase due to the formation of multiple hydrogen bonds?

Polar Acidic Amino Acid

Polar Basic Amino Acid

Nonpolar Amino Acid

Polar Neutral Amino Acid (correct)

Which structure of proteins is determined by the sequence of amino acids?

Secondary Structure

Quaternary Structure

Primary Structure (correct)

Tertiary Structure

Which amino acid contains a sulfur atom in its side chain?

Methionine Signup and view all the answers

Which test is used to detect the presence of proteins based on the formation of a pink or purple color?

Ninhydrin Test Signup and view all the answers

Which test is used to detect the presence of proteins based on the formation of a yellow color?

Xanthoproteic Test Signup and view all the answers

Which amino acid contains an aromatic group in its side chain?

Phenylalanine Signup and view all the answers

Which type of amino acid is polar but neutral (uncharged) and prefers to project into the aqueous phase due to the formation of multiple hydrogen bonds?

Polar Neutral Amino Acid Signup and view all the answers

Which structure of proteins is determined by the sequence of amino acids?

Primary Structure Signup and view all the answers

Which test is used to detect the presence of proteins based on the formation of a violet color?

Biurets Test Signup and view all the answers

Which test is used to detect the presence of proteins based on the formation of a yellow color?

Xanthoproteic Test Signup and view all the answers

Which type of amino acid contains a cyclic ether carbon and an aromatic group in its side chain?

Tryptophan Signup and view all the answers

Which structure of proteins is determined by the three-dimensional folding of the polypeptide chain?

Tertiary Structure Signup and view all the answers

Which type of amino acid is polar but neutral (uncharged) and prefers to project into the aqueous phase due to the formation of multiple hydrogen bonds?

Leucine Signup and view all the answers

Which test is used to detect the presence of proteins based on the formation of a purple color when treated with ninhydrin?

Ninhydrin Test Signup and view all the answers

Which amino acid contains a heterocyclic group?

Tryptophan Signup and view all the answers

Which test for proteins involves the formation of a yellow precipitate?

Lead Sulfide Test Signup and view all the answers

Which type of amino acid is nonpolar and has a side chain that prefers to project into the aqueous phase?

Leucine Signup and view all the answers

Which structure of proteins is stabilized by disulfide bonds?

Tertiary Structure Signup and view all the answers

Which test for proteins results in a violet color upon reaction with aromatic groups?

Xanthoproteic Test Signup and view all the answers

Proteins

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Questions and Answers

Which test is used to detect the presence of proteins based on the formation of a violet color?

Which type of amino acid prefers to project into the aqueous phase due to the formation of multiple hydrogen bonds?

Which structure of proteins is determined by the sequence of amino acids?

Which amino acid contains a sulfur atom in its side chain?

Which test is used to detect the presence of proteins based on the formation of a pink or purple color?

Which test is used to detect the presence of proteins based on the formation of a yellow color?

Which amino acid contains an aromatic group in its side chain?

Which type of amino acid is polar but neutral (uncharged) and prefers to project into the aqueous phase due to the formation of multiple hydrogen bonds?

Which structure of proteins is determined by the sequence of amino acids?

Which test is used to detect the presence of proteins based on the formation of a violet color?

Which test is used to detect the presence of proteins based on the formation of a yellow color?

Which type of amino acid contains a cyclic ether carbon and an aromatic group in its side chain?

Which structure of proteins is determined by the three-dimensional folding of the polypeptide chain?

Which type of amino acid is polar but neutral (uncharged) and prefers to project into the aqueous phase due to the formation of multiple hydrogen bonds?

Which test is used to detect the presence of proteins based on the formation of a purple color when treated with ninhydrin?

Which amino acid contains a heterocyclic group?

Which test for proteins involves the formation of a yellow precipitate?

Which type of amino acid is nonpolar and has a side chain that prefers to project into the aqueous phase?

Which structure of proteins is stabilized by disulfide bonds?

Which test for proteins results in a violet color upon reaction with aromatic groups?

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