Consider the same amino acid, but with the carbon atoms labeled Identify the a-carbon. O I...
Attempt 2 Modify the structures (if necessary) to show the predominant form of the amino acid tyrosine at each pH. Be sure to include the proper number of hydrogen atoms on heteroatoms and the correct formal charges on atoms. At PH 2.9 At pH 13.8 Select Draw Rings wore Select Draw Rings More Erase CHNO - Qlala ca - Qala
modify the amino acid-adding or removing atoms or bonds and adding charges to (lysine) to show the predominant form at pH 7 N - H H - f- f_ f _ —; C --- II
Consider the structure of sucrose with labeled carbon atoms. Identify the anomeric carbon atoms of sucrose. Is sucrose a reducing or non-reducing sugar?
Modify the structures to show the bonds broken and formed in each acid-base reaction. Include counterions and charges where applicable. Modify the structures to show the products of Reaction A. Select Draw Rings More Erase H — a ISZ ZI + HCI Modify the structures to show the products of Reaction B. Select Draw Rings More Erase non li N -H + Lit-O-H - OH Modify the structures to show the products of Reaction C. Select Draw Rings More Erase...
Lecture 3 Identify amino-/carboxy termini, and R-group on amino acid What is chirality? Identify a carbon that is chiral (i.e., has 4 different groups attached) Chiral compounds rotate plane polarized light Memorize amino acid 1) structure, 2) classification (hydrophobic, aliphatic, aromatic, negatively charged, positively charged, polar uncharged) Be able to draw glycine (the generic amino acid) Given an amino acid structure and pKas of ionizable groups, be able to determine the charge at pH 1, pH 14, and pH 7...
Identify the structural components of an amino acid and understand the chemical diversity of amino acids Question Coo- Anch H₂N-CH2 H2C CH Proline Proline's structure has a unique feature not found in other amino acids. What is it? Select the correct answer below: O Proline is chiral. O The amino group is part of the side chain. O Proline is positively charged. O Proline is achiral. P FEEDBACK MORE INSTRUCTION SUBMIT Content attribution Understand protonation and deprotonation of carboxyl and...
The second step in the catabolism of most amino acids is the removal of the nitrogen atom from glutamate by oxidative deamination. In this reaction, glutamate is converted to an a-keto acid. Modify the structure to show the a-keto acid product. Select Draw Rings More Erase + remaining products H3N I--6-5- -0-5-5- O enzyme NAD +,0 - Enter the chemical formulas for the remaining products. remaining products: Select Draw Rings More Erase I I-o-o- + remaining products CH2° + NAD...
Draw aspartic acid (aspartate) at pH 1. pH 7, and pH 13. Include all hydrogen atoms. pH 1 pH 7 Select Draw Rings Erase Select Draw Erase Rings More More I -
Draw the ammonium salt formed in each reaction. All atoms should be drawn. Reaction A Modify the structure to give the product of reaction A. Draw the counterion. Erase Rings More Draw Select N C Н нс CH нC HC НC CH, CH3 НС CH, H CH3 fo Modify the structure of mephedrone to produce the ammonium chloride salt. Place an asterisk (*) next to the chirality center(s) of the amine. Select Rings Draw More Erase C N Cl н...
drawing and explanation please Modify this 18-carbon fatty acid so that it becomes an omega-6 (o-6) fatty acid designated as 18:2. Add a double bond that is in the cis configuration. Erase Select Draw Rings More H