What is the fate of oxaloacetate in the liver?
a. crystallization
b. fatty acid synthesis
c. gluconeogensis
d. glucuronidation
c. gluconeogenesis -
Availability of oxaloacetate in liver mitochondria initiate entry of acetyl-CoA .
Under some circumstances oxaloacetate is drawn out
of the citric acid cycle for synthesizing glucose
.
[ gluconeogenesis ]
What is the fate of oxaloacetate in the liver? a. crystallization b. fatty acid...
what is the fate of glucose-6-phosphate in the FED state in the liver? 1 enters glycolysis and is oxidzed 2 enters the pathway for glycogen synthesis 3 it is oxidized in the pentose phosphate pathway 4 it will become oxidized to acetyl CoA for fatty acid biosynthesis ALL the above
LEO VIEW 6 Problem 3. Excess alcohol consumption can result in fatty liver disease. Liver cells synthesize triacylglycerides from fatty acids formed by fatty acid synthesis. Excess triacylglycerides can accumulate in the liver compromising normal liver function. Study the regulation of fatty acid metabolism shown in Fig. 12.22 (Mckee). A. Explain how palmitoyl-CoA is related to fatty acyl CoASH esters (acyl-CoA) B. Explain how increasing the rate of triglyceride formation changes the concentration of acyl-CoA in the cytosol. C. Explain...
Discuss prevention of futile cycles between fatty acid synthesis and beta-oxidation in liver and include transporter system (4 key regulatory steps & regulation) between cytosol and mitochondria B) What are the major differences in the regulation beta-oxidation in Muscle compared to liver?
In the liver, which of the following enzymes is inhibited by malonyl CoA? A: fatty acid synthase, B: Acetyl CoA carboxylase, C: CPT-1, D: Hormone sensitive lipase
Select EACH pathway in liver cells that would be stimulated by low blood sugar levels. fatty acid synthesis glycogen degradation fatty acid oxidation ketogenesis glycogen synthesis
#8
What process is summarized by the reaction shown below?
A. fatty acid activation
B. fatty acid synthesis
C. ketone body production
D. beta-oxidation pathway
R-CH-CHC-S-COA +CoA-SH → CH3-C-S-CoA + R-CH2-CHrC-S-CoA
Fatty acid synthesis is a ___ pathway, which occurs _____ in _____. A. Catabolic; after eating; most organs/ tissues B. Anabolic; after eating; in liver and adipose tissues C. Anabolic; during fasting; most organs/ tissues D. Catabolic; during fasting; in liver and adipose tissues
2) Use this intermediate in fatty acid synthesis ACP The synthesis of this intermediate required one molecule of malonyl CoA two molecules of malony CoA three molecules of malonyl COA four molecules of malony CoA five molecules of malonyl COA Not listed 7) The molecules shown below are intermediates found in one round of fatty acid synthesis after the condensation step. so ACP ACP Which round of fatty acid synthesis is occurring in the reactions shown? The intermediate above is...
3- What is fatty liver? Explain the causes of fatty liver. Indicate how lipotropic factors can prevent fatty liver.
Sort each phrase to indicate whether it correctly describes
fatty acid oxidation or fatty acid synthesis. Each phrase should be
used ONCE and ONLY once.
Sort each phrase to indicate whether it correctly describes fatty acid oxidation or fatty acid synthesis. Each phrase should be used ONCE and ONLY once. Reset Help produces reduced electron carriers occurs in many different types of cells most reactions occur in mitochondria produces ATP occurs in the cytoplasm requires acetyl-CoA mainly occurs in liver...