question archive Partial triacylglycerol hydrolysis occurs during the process of digestion in the human body , and it produces a and a
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Partial triacylglycerol hydrolysis occurs during the process of digestion in the human body , and it produces a and
a. diacylglycerol; two fatty acids
b. glycerol ; three fatty acids
c. monoacylglycerol : one fatty acid
d. monoacylglycerol ; two fatty acids
The answer is D.
Step-by-step explanation
Student,
first define what is triacylglycerol. This is composed of a glycerol unit and three fatty acid component. So if its complete hydrolysis of triacylglycerol, it will give of 1 glycerol unit and 3 fatty acid components. (reference libretext)
Triacylglycerol= triglycerides. EX . HO O 6 H - C - OH 10HO- C -K' H- C - 0 - C - R H - C - 0 - C - R" HC - OH + 3 hydrolyn's HO - C - K " H- C - 0 - -oplil HC- OH HO - C - R " HO triacylglycerol glycent 3 - fatty acids * diacylglycerol ; 2 Fatty acid means. LD 2 FA + glucent -D pubchem . X
Looking at the choices, we define what they mean.
a.) diacylglycerol and two fatty acids
> diacylglycerol means it is glycerol unit attached to 2 fatty acid chains ("diacyl"). (reference pubchem). This is actually a possible partial hydrolysis product of triacylglycerol but it should be accompanied by 1 free fatty acid unit instead of two.
b.) glycerol and three fatty acid
> these are products for complete hydrolysis of triacylglycerol.
c.) monoacylglycerol and one fatty acid
> monoacylglycerol is actually a possible partial hydrolysis product of triacylglycerol but it should be accompanied by loss of 2 free fatty acid chain instead of 1.
d.) monoacylglycerol and two fatty acid.
> this is the correct answer. The monoacylglycerol is not completely hydrolyze because glycerol and fatty acid are still intact. Plus, two fatty acids are hydrolyze or not attached to the main triacylglycerol anymore.