Option B is the correct answer. In this functional group
of a carboxylic acid is -COOH
Option A is alcohol, C is Ketone, and D is Aldehyde.
UOLIUIL 20 Which is the carboxyl group? OH 0 C-OH O=0 0 0-0 of O= 0...
R3 R4 он он R5 R6 amino group OH carboxyl CH сн, R1 group н сн, н сн, н сн, сн, —CH H,N C OH N-C -N-C-C-N-C NICIC-N-C H O HOHH O HO H CIO HICIH I-N Search... How many amino acids are shown in the polypeptide below? (Hint: count the R groups) How many peptide bonds are shown in the (Hint: peptide bonds are polypeptide below? between which two atoms?) R3 R4 Он он R5 O R6 amino group...
13) In the compound below, the hydroxyl group not contained in the carboxyl group is in which position? 13) LD CH3-CH2-CH-C-OH ОН A) 1 B) 2 C) 3 H D)4 DIE E) 5 14) What is the IUPAC name for this compound? DEDI OH in A) 24-dimethylpentanoic acid B) 3-methylhexanoic acid C) heptanoic acid D) pentanoic acid E) 3,4-dimethylpentanoic acid 15) A carboxylic acid is prepared from an aldehyde by A) reduction B) oxidation C) hydrolysis. D) neutralization, E) hydrogenation....
Which term describes the relationship between these two structures? OH O A. diastereomers OB. enantiomers O C. tautomers OD. resonance structures QUESTION 15 What is a major product of this reaction? 1) DIBAL 2) H2O OH OH OH OH A B D OA OB ос D
What are functional groups in this molecule? H HN-C-COOH CH, sulfhydryl group ✓ carboxyl group ✓amino group methyl group
Predict the product CH, MOB (excess) then workup HC OH OH H₃C. OH CH, CH OH А B с OA OB Oc OD Question 2 5 pts Which compound would react the fastest with a nucleophile? А с D ОА OB Ос OD U Question 3 5 pts Which compound that would react the fastest in an Sw1 reaction? OA
I Parta A. -OH D. —NH2 B. o oro E. – SH c. o -C-0-H Which two functional groups shown in the figure are present in all amino acids? O C and D OB and D O A and B O C and E O A and D
20 pu QUESTION 17 What are functional groups in this molecule? HN-C-COOH CH OH sulfhydryl group carboxyl group amino group methyl group QUESTION 18 20 poin NaCl is also known as table salt. You are making pasta and put some salt into the water, speculate why this will make your pasta taste salty. in water, salt dissociates into Na. and Cl-ions that bind to receptors on our tongue and activate signal transduction, which this activates neurons (nerve cells), our brain...
What metabolic pathway forms the following conversion OH I-O C=0 C=0 H-C-OH C=0 HO-C-H 2 4 H-CH H-C-OH H-C-OH H 1 CH2OH (A) Glycolysis (B) Kreb's Cycle (C) Chemiosmosis (D) Fermentation a.(a) Ob.(b) OC(C) d.(d) Moving to another question will save this response
QUESTION 4 Which of the following provides the free 3'-OH group for DNA polymerase to fill in the ends of telomere DNA? O A. The end of the previous Okazaki fragment. O 0 The RNA primers laid down by primase. o O C. The RNA bound to telomerase. OD. The ends are filled in by RNA polymerase which does not require a free 3'-OH group.
Note that the pKa of gamma-carboxyl group of glutamic acid is: 4.3. Calculate the pH at which the gamma-carboxyl group of glutamic acid is 3/5 dissociated. What is the concentration of [H^+] in solution at this pH? Show your calculations to receive full credits.