1-Glucose is aldose because aldehyde group is present in it(CH=O)
2-Glucose is a hexose, glucose contains six carbons
3-A six membered cyclic form of Glucose is Pyranose
4-here the glucose is alpha glucose because the OH group in first carbon (C1) is opposite to the CH2OH group in fifth carbon.
30. Which of the choices below is the enantiomer of D-glucose? сно сно нон HO-EH сно на-он D-glucose Іно-Ен н -он но-Ен EH,OH сно но н-он но -н нон Сн,он но-Ен на-он но -н но-Ен н -он нон CHO но -н н-он но-Ен нон снен CHOH Сн,он 3. Which of the following structures is an a-anomer? Сн,он —о, он o ноноон нонс осн он — о оно сн, он он онон он он он он тон КСн,он y CH, OH...
Carbohydrates 1. Label each of the monosaccharides shown below as a triose, tetrose, pentoso, or hexose. но CH OH HT -он - он Н - ОН но -н но -Н но -н нон сньон он но -н НОН CH OH нон нон нон снон CH OH сон сон H- OH H- -он OH cң, он н-с-он Сн,он снон 2. Label each of the monosaccharides shown above as a ketose or aldose. 3. Identify all of the chiral carbons in the...
38.) Which of the following is a pyranose ring? CH OH CH,Ho H OH OH Індон A) I only B) II only C) Both I and II are pyranose rings. D) Neither I nor II are pyranose rings. 39.) In the pyranose form of D-glucose, the-OH on the anomeric carbon atom in the a-form is to carbon 6, while in the B-form it is to carbon 6. A) trans, cis B) cis, trans C) trans, trans D) cis, cis 40.)...
Name the following aldoses. (Include in the names the stereochemical designation D or L and, where appropriate, the configuration of the anomeric carbon, alpha or beta. This question is case-sensitive, so capitalize only the D or L.) ball & stick labels ball & stick labels The following model is that of an aldopentose: ball & stick - + labels Draw the alpha anomer of the sugar in its furanose form. • Use the wedge/hash bond tools to indicate stereochemistry where...
1a-h Chapters 21 and 22: 14 1. Consider the structure shown on the right and answer the following (4 questions about it (fill in blanks or circle proper choice). a. Its molecular formula is C H O and so it fits the general formula for a carbohydrate, which is Ca b. Specifically, this structure is (a D/ an L) (aldo/keto) (pent/hex) (ase/ose). c. Will it be optically active?_ d. If the top carbon was converted to a CH,OH, would it...
3) Which of the following compounds is chiral? A) H Н-С-н н B) H HO C-OH Н C) CH3 HO-C-H Cl D) Br Н-С-ОН н E) C Br- C-C Br 4) In the L- isomer of a Fischer projection of a monosaccharide, the -OH group furthest from the carbonyl is written A) on the left of the top chiral carbon B) on the right of the top chiral carbon C) on the left of the middle chiral carbon D) on...
delete Dec 10, 2018 OH ps lock Он OH OL Shift What is the designation of its 30. Kojibiose (above left) is a disaccharide of two glucose monomers. What is the designa glycosidic linkage? A) ( 12) B) (1-3) C) (1-4) D) (16) 91. somaltose (above right) is a disaccharide of two glucose monomers. What is the designation or its glycosidic linkage? A) (1-2) B) (1 -- 3) C) (1.4) 32. Which of the following best describes the structural backbone...
Name the following aldoses. (Include in the names the stereochemical designation D or L and, where appropriate, the configuration of the anomeric carbon, alpha or beta. This question is case-sensitive, so capitalize only the D or L.) ball & stick + labels b all & stick + labels The following model is that of an aldopentose: ball & stick - + labels Draw the alpha anomer of the sugar in its furanose form. Classify each of the following sugars. (For...
11 Department of Biological Sciences BIOCHEMISTRY Test 2.2018 H. Nucleic Acid, Sequencing of DNA: Amino Acids Hydrolysis of salt Laboratory buffers, Polyprotie acids QUESTIONS 1. The DNA strand complementary to the strand 3-GTAGCGTAT-Y' would have the sequence a SLTACOCATAT-3 b.3.CATOXICATA-S c. 3-ATGCGTATA-S" ATATGCGTAS 2. When cytosine is treated with bisulfite, the amino group is replaced with a carbonyl group. Identify the resulting base a. adenine b. guanine c uracil d. thyminee. typoxanthine 3. How many amino acids would be in...
Please complete for Tuesday, we will go through the questions and mark them in class. pg 156 - 4.23, 4.24, 4.26 pg 170 - 4.29, 4.31, pg 171-4.36 pg 175 - 4.59 pg 176- 4.74, 4.75, 4.80 pg 177-4.81, 4.82 pg 188- 5.1, 5.4, 5.5, 5.6, 5.11 - Using Table 5.1 pg 198-5.22, 5.25 pg 203 - 5.29 pg 206 - 5.37 pg 209 - 5.39 pg 2.14 5.61 pg 235-6.11, 6.14, 6.16 156 CHAPTER 4 Introduction to Organic Compounds...