Answered: Question 27 Observe this disaccharide… | bartleby

Biochemistry

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P

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D
Question 27
Observe this disaccharide and choose the FALSE statement
CH2OH
CH2OH
H.
H.
OH
H.
H.
ОН
H.
H
H.
ОН
O one molecule of water is released upon formation of this disaccharide
O one of the anomeric carbons in this disaccharide has an alpha configuration
O the two anomeric carbons of this disaccharide are permanently busy
O this disaccharide is a reducing sugar
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Question 2. An enzyme was found to convert Acetyl-coA to an acetyl-cysteine intermediate of the enzyme. The structure of cOA is: H H НО СН; HS — СH2— СH2 — N—C—CH,— CH2—N- С—С—С—CH;—0—Р- 0–CH2 Adenine н CH H H H Phosphopantetheine group of coenzyme A 2-O3PO ОН Draw a plausible chemical mechanism. Where is the acetyl-group in acetyl-coA? What is the reactive group of the protein? The reaction is enhanced at higher pH. How is this consistent with your mechanism? Is covalent catalysis involved?
Question #12
QUESTION NO.1which of the following are chemical characteristics of monosaccharides? A. They contain multiple hydroxyl groupsB. they contain an aldehyde or ketone group C. They contain a branching carbon backbone D. They contain a carbon-carbon double bond E. Every carbon in a monosaccharide is fully reduced F. Every carbon in a monosaccharide is a chiral centerQUESTION NO.2 glucose absorption is hindered by _________ deficiency A. Retinol B. Thiamine C. Potassium D. Sodium E. Ascorbic acid F. Calciferol QUESTION NO.3 phospholipids is made primarily from A. L-glycerol 1-phosphate B. L-glycerol 3-phosphate C. D-glycerol 3-phosphate D. -glycerol 1-phosphate E. sn-glycerol 1-phosphate F. sn-glycerol 3-phosphate
Question 35 1 pts A crystal of sodium chloride ( in the absence of water) would contain bonds. O lonic O all of the above Hydrogen O polar covalent O non-polar covalent Question 36 1 pts Which lipid would likely be a liquid at room temperature? O Palmitic acid (a 16-carbon saturated fatty acid) Oleic acid (an 18-carbon monounsaturated fatty acid) O Stearic acid (an 18-carbon saturated fatty acid) O Lauric acid (a 12-carbon saturated fatty acid)
QUESTION 7 The covalent bond that joins glycerol and a fatty acid together (once dehydration synthesis has occurred) is called O a peptide bond O a phosphodiester linkage an ester bond a disulfide bridge QUESTION 8 Watch this video about proteins and then answer the questions that follow. What two functional groups are present in all amino acids? aldehyde hydroxyl amino carboxyl
Question 6 of 15 Highlight each glycosidic bond in the molecule below. Then answer the questions in the table under the drawing area. HO-CH, HO H OH H HO–CH, H H OH H OH H 0 H HO-CH, H OH H H OH H H HO-CH, H OH H OH H -0. OH OH H List the symbol for each type of glycosidic bond in the molecule above. For example, if there are three a,y(15) glycosidic bonds, write "a,y(15)". If there is more than one type of glycosidic bond, separate each symbol with a comma. Could this molecule be a tiny piece of any of the polymers listed at right? If so, check the box next to each polymer of which this molecule could be a tiny piece. DO000 DNA RNA amylose glycogen cellulose amylopectin
Is 19 correct
Question 2 of 17 Fill in the blanks: is the total number of rings present in cholesterol is the total number of carbons present in cholesterol is the sphingolipid that is a major component of biological membranes is a term that refers to substances that contain hydrophobic and hydrophilic parts is the trivial name of a saturated fatty acid containing 18 carbons
How many moles of HCl are there in 75.0 mL of 0.160 M HCl?
Question 34
Part A For the reaction Br2 (1) 2 Br (g) at what temperature is the equilbrium constant equal to 3.5? t> VO ΤΙ ΑΣΦ 0 ? Your answer should not contain commas. No credit lost. Try again. Submit Previous Answers Request Answer K
Question 29 Which two polysaccharides have the same configuration at the anomeric carbon? O Glycogen and cellulose O Glycogen and amylopectin O Amylose and cellulose O Cellulose and amylopectin F4 F5 回口 F6 F7 F8 F9 F10 $ % & 4. 6 8. 9. 团

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