Structure and Properties of Peptides The heme is held in place by a bond between the Fe2+ and histidine the Fe2+ and cysteine the Fe3+ and histidine the Fe3+ and cysteine the Fe2+ and histidine the Fe2+ and cysteine the Fe3+ and histidine the Fe3+ and cysteine ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Which of the three subunits of the G proteins binds GDP and GTP? Beta Alpha Gamma Delta Beta Alpha Gamma Delta ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides In the β-pleated sheet All of these the polypeptide chain is fully extended adjacent polypeptide chains can either be parallel or antiparallel hydrogen bonds are formed between the peptide bonds All of these the polypeptide chain is fully extended adjacent polypeptide chains can either be parallel or antiparallel hydrogen bonds are formed between the peptide bonds ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides What is the proportion of glycine residues in collagenous regions? One-tenth Half One-third One-fourth One-tenth Half One-third One-fourth ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The molecular formula for glycine is C2H5O2N. What would be the molecular formula for a linear oligomer made by linking ten glycine molecules together by condensation synthesis? C20H50O20N10 C20H68O29N10 C20H32O11N10 C20H40O10N10 C20H50O20N10 C20H68O29N10 C20H32O11N10 C20H40O10N10 ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Which hemoglobin chain replaces the beta chain in embryonic hemoglobulin? Epsilon Gamma Delta Alfa Epsilon Gamma Delta Alfa ANSWER DOWNLOAD EXAMIANS APP