please help a. C. CH-CNH Which of the following is alanylglycine? O O *NH-CH-C-NH-CH-CO H CH,...
MMM Page E 21 Which arrow designates the bond broken by hydrolysis? O “NH CHÚC-NH-CH-CO- A CH S S DO CH, *NHẠCH CẠNH-CH-CO- a. b. (A) (E (C) (D) 22 a. 23 The following side chain occurs in which amino acid? CH.CH.CH_CH_NH, alanine b. glutamic acid c. cysteine d. lysine Classify the following carbohydrate. aldotetrose CHO b. aldopentose c. ketopentose H-COH d. ketohexose ketotetrose H-C-OH a. HO-CH 24. CH,OH Which of the following always undergo hydrolysis reactions? (There may be...
What is the major Organic product of the following reaction? o CH N OH O NH CH; woon OCH; (a) (b) (c) N NH, CH; (d) ce Considering both regiochemistry and stereochemistry, what is the major Organic product of the following reaction? о H,C, 1) -MgCI 2) Н,0* ОН ОН нс ОН не КА HC ІН (b) (c) CH ОН H О Н HC H нс, What is the major Organic product of the following sequence of reactions? 1) NaH,...
Please help. Thank you HgC OH HỌC HO-NH₂ a CH₂ HyCN III H₃C N CH₂. CH, IV OBO CH: H₂C – NH₃ سان. ولی من H₃C N H3C CH₂ OH HACO H3C 2-2 | لا اله What is the expected product when a sample of succinc acid is heated? OH Heat e AO 1. H,O, HCI, heat 2. SOCI, pyridine (a base) CEN NH CI TV OBOS Trper to
Question 33 What is the name of the following structure? он сн. HS-CH2-CH-NH-C-CH-CH-NH-C- O Adenine -C OH CH, 0 0" H H H IO=O O-P O OH Coenzyme A Adenosine 3'-phosphate Pantothenic acid B-Mercaptoethylamine
5. In the following reaction CH, NH, +H,0— CH, NH; + OH CH,NH, + H2O ---→ CH,NH,+ + OH- the compound CH,NH, behaves as: a) an acid b) a base c) a salt d) a conjugate acid 26. In an acidic solution the a) concentration of hydronium ion is greater than that of hydroxide ion. b) concentration of hydroxide ion greater than that of hydronium ion. C) concentration of hydronium ion and hydroxide ion are equal 27. In which of...
14. Which statement is correct concerning the following polypeptide? O “NH CHC-NHCHC-NHCHCO- --- H CH CH SH a b. C. d. 15. The N-terminal unit comes from glycine. The C-terminal unit comes from lysine, This is a tetrapeptide It can also be represented as - Cys. Cys. Lys. The amino acid sequence concerns which level of protein structure? primary b. secondary c. tertiary d. quaternary What will be the isoelectric point of the following tripeptide? a. 16. NH-CH-C-NH-CH-C-NH-CH-C-OH CH CH,COOH...
on trom our COLUMNA COLUMN B 0 ? A) 1) NH H,SO LAH B) ? C) 2) 1) NXCN 2H2O 0 o OH D) B SW conc. HCI 3) E) NH F) 0 0 0 O H2SO4 요 4) 0 NB G) ? H) HNO3 H 304 5) o N 1) PCC 6) ? yo J) 1) excess (CH2CH2CH. THE 24,0* OH ? 7) (hp) J) ОН 1) excess (CH2CH2)2Culi, THE 2) но" 0 Н ан, К) о 8) о...
Consider the following molecules: CH3O CHE NH2 -CH-C-OH NH-CH-CH2-OH CH3 Сн, о O= Il HO-CH=C=OH. HO-C-CH-C-OH CHE i. Which of the molecules above is a secondary amine? [Select il. Which of the molecules above will be a zwitterion under physiological conditions (pH 7)? (Select) ill. Which of the molecules above has two acidic protons? Select
Consider the following molecules: b. а. CHS CH3 O NH— CH—CH2—ОН NH2-CH-C-OH CHз d. C. CHз о Но-СН—С—ОН НО—С—С—С—ОН CH3 [Select ] i. Which of the molecules above is a secondary amine? ii. Which of the molecules above will be a zwitterion under physiological conditions (pH 7)? (Select) [Select ] ii. Which of the molecules above has two acidic protons?
?? 8. Give the conjugate acid of the following molecules: a. C H,NH b. CH,O c. HO d. HS