Structure and Properties of Amino Acids When the amino acid alanine (R-group is CH3) is added to a solution with a pH of 7.3, alanine becomes a zwitterions an isotope nonpolar a cation a zwitterions an isotope nonpolar a cation ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Amino Acids Which of the following is not a sensible grouping of amino acids based on their polarity properties? Ala, Leu, and Val Arg, His, and Lys Asp, Ile, and Pro Phe, Trp, and Tyr Ala, Leu, and Val Arg, His, and Lys Asp, Ile, and Pro Phe, Trp, and Tyr ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Amino Acids How many different amino acids are there? An infinite number 20 3 100 An infinite number 20 3 100 ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Amino Acids In a polypeptide average mass of an amino acid residue is 80 daltons 110 daltons 150 daltons 118 daltons 80 daltons 110 daltons 150 daltons 118 daltons ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Amino Acids Protein fluorescence arises primarily from which residue? Phenylalanine Tyrosine Tryptophan Arginine Phenylalanine Tyrosine Tryptophan Arginine ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Amino Acids Which amino acids would most likely reside in the membrane-anchoring domain of a membrane embedded protein? Isoleucine, valine and phenylalanine Phenylalanine, valine, and aspartate Lysine, arginine and histidine Leucine, threonine, and lysine Isoleucine, valine and phenylalanine Phenylalanine, valine, and aspartate Lysine, arginine and histidine Leucine, threonine, and lysine ANSWER DOWNLOAD EXAMIANS APP
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