Which of the following is incorrect about the triacylglycerols?a. If they are of animal origin, they are called fatsOb. If two or three of their acyl groups are unsaturated, they are called oilsOc. They contain three ester bondsOd. If two or three of their acyl groups are saturated, they are liquids at room temperature

Triacylglycerols, commonly known as triglycerides, are the most widely recognized type of lipid.…

Answered: Which of the following is incorrect…

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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Which of the following are differences between fatty acid and glycerol? * I Fatty acid contains carboxyl group while glycerol contain three hydroxyl groups. II Fatty acidmade up of small number of carbon atoms while glycerol made up ofthree carbon atoms. III Fatty acidmade up oflarge number of carbon atoms while glycerol made up of three carbon atoms. O I and II only O I and III only O II and II only O , Il and IIl
The following compound can be described as a(an)
What is/are the major difference between amylose and cellulose? Amylose contains a-1,4 linkages while cellulose contains B-1,4 linkages B. Amylose is helical while cellulose is linear C. Amylose is globular while cellulose is fibrous. D. Both A and B. E. All of these.
Are esters of fatty acids with glycerol: O A. phospholipids OB. glycolipids O c. waxes O D. fats 116
Is this a Fatty acid, Triglyceride, or Steroid?
Chiral carbon atom not present in: * O Erythrose Dihydroxyacetone None of the above O Glyceraldehyde O Erythrulose O All of the above
What is the common structural feature of terpenes? A. All terpenes contain the isoprene unit B. Terpenes function by helping many physiological processes, such as light transducing reactions, absorption of minerals, synthetic reactions, etc. C. Terpenes have the same structure as fatty acids except for the absence of the carboxyl functional group D. Both A and B E. All of these.
This is your promised calculation for unsaturation. An oil (8.36g, MW=400g/mol) requires 38.95mL of 2.683M bromine to completely react with all of the double bonds of the lipid. a. How many moles of lipid do you have? b. How many moles of bromine d'id you use? C. How many double bu nds are present in this lipidi d. Propose a structure for the triglyceride that could give the results in part c. There are many, many correct answers here. Again, NO STICKS!
Which of the following is incorrect if its anomeric C is not linked to a group or another molecule? Oa. It can be oxidized O b. None; all the other choices are correct O c. It is called an oxidizing sugar Od. It can reduce Cu(II) to Cu(I)
Which of the following might be a feature(s) of a lipid that has been converted from a fully saturated fatty acid to a fatty acid containing several trans double bonds? Select all that apply. The trans fatty acid will now have a higher melting temperature compared to the fully saturated precursor The trans fatty acid will be able to pack more closely with saturated fatty acids, than with unsaturated fatty acids containing cis double bonds The trans fatty acid will now have a lower melting temperature compared to the fully saturated precursor The trans fatty acid will be able to pack most closely with unsaturated fatty acids containing cis double bonds, than with saturated fatty acids
Lipids are a. Many contain fatty acids in ester or amide linkage b. Most are simply polymers of isoprene c. Testosterone is an important sphingolipid found in myelin O A. All three statements are true. B. Two of the three statements are true. O c. Only one of the statements is true. D. None of the statements is true. д
Glucose polymers: Which of the following is/are FALSE? a. Beta-glycosidic bonds are found in starch, glycogen and chitin b. Beta-glycosidic bonds are found in cellulose and chitin C. alpha-glycosidic bonds are found in starch and glycogen d. alpha-glycosidic bonds are found in chitin and cellulose O b,c.d O a, b, c, d а, d a,b, d

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