Biosynthesis of fatty acid 20:D6 from acetyl-CoA occurs in the __________ of mammalian cells. Cytosol Endoplasmic reticulum Both A and B Neither A nor B   Assuming all three carbon atoms of glycerol are labeled as C14 radioisotopes and the radioisotope-labeled glycerol undergoes metabolism in animals. All of the following molecules in the animal maycontain C14 radioisotopes EXCEPT: Pyruvate Acetyl-CoA Glutamine Fatty acids Oxaloacetate All of the above molecules may contain C14 radioisotope

Biochemistry
6th Edition
ISBN:9781305577206
Author:Reginald H. Garrett, Charles M. Grisham
Publisher:Reginald H. Garrett, Charles M. Grisham
Chapter25: Nitrogen Acquisition And Amino Acid Metabolism
Section: Chapter Questions
Problem 12P
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Biosynthesis of fatty acid 20:D6 from acetyl-CoA occurs in the __________ of mammalian cells.

Cytosol

Endoplasmic reticulum

Both A and B

Neither A nor B

 

Assuming all three carbon atoms of glycerol are labeled as C14 radioisotopes and the radioisotope-labeled glycerol undergoes metabolism in animals. All of the following molecules in the animal maycontain C14 radioisotopes EXCEPT:

Pyruvate

Acetyl-CoA

Glutamine

Fatty acids

Oxaloacetate

All of the above molecules may contain C14 radioisotope

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