Regulation of tca cycle Study guides, Class notes & Summaries
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Functional Medicine Final Exam Questions With 100% Correct Solutions Latest 2024/2025
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Functional Medicine Final Exam Questions With 100% Correct Solutions Latest 2024/2025. What are the primary organic acid abnormalities that occur in carnitine deficiency? correct 
answers -adipate 
-suberate 
-ethylmalonate 
What patterns of abnormalities discriminate mitochondrial inefficiency from ammonia challenge 
as a cause of citric acid elevation? correct answers -high citrate, aconitate, isocitrate + orotate 
indicates ammonia challenges 
-wihtout orotate= mitochondrial inefficiency 
Wha...
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BMB 401 Exam 3 - MSU WITH 100% VERIFIED SOLUTIONS 2023
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TCA cycle - Step 1, Oxidative Decarboxylation 
Oxaloacetate + Acetyl CoA + H2O -> Citrate + CoA 
Enzyme: Citrate synthase 
Driven by CoA hydrolysis 
 
 
 
High Citrate Levels Indicate 
well fed state 
1. intermediate in TCA cycle (mitochondria) 
2. activator of fatty acid synthesis (cytoplasm) 
3. precursor of cytoplasmic acetyl CoA (cytoplasm) 
4. inhibitor of PFK1 (cytoplasm) 
 
 
 
Regulation of Citrate Synthase 
Major point of regulation 
Negative - ATP, NADH, Succinyl CoA 
 
 
 
TCA cycl...
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UNE BioChem 1005 Final Exam Questions & Answers Solved 100% Correct!!
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UNE BioChem 1005 Final Exam Questions & Answers Solved 100% Correct!! 
 
Somatostatin reduces the secretion of both glucagon and insulin through which of the following mechanisms? 
 
a. Somatostatin activates an activator G-protein 
b. Somatostatin activates MAPK cascade 
c. Somatostatin activates an inhibitory G-protein 
d. Somatostatin uses Ca+2 as a downstream signal 
c. Somatostatin activates an inhibitory G-protein 
Insulin mediated glucose uptake by muscle and adipose tissue is a result of...
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PMHNP ACTUAL EXAM 2024 UPDATE QUESTIONS WITH ANSWERS GUARANTEED PASS 100%
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PMHNP ACTUAL EXAM 2024 UPDATE QUESTIONS WITH ANSWERS GUARANTEED PASS 100% 
 
 
 
 
Which patient is at highest risk for SI 
A.	30y/o married AA female with previous SI attempt *1 risk factor 
B.	35 y/o single Asian male with previous SI attempt *3 risk factors 
C.	38 y/o single AA male who is a manager of a bank *2 risk factors 
D.	68 y/o single white male with depression *5 risk factors (age, male, white, depression)answer== D. 68 y/o single white male with depression *5 risk factors (age, male...
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BIO 207 EXAM2 PRACTICE TEST FROM STUDY GUIDE 49 Questions with Verified Answers,100% CORRECT
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BIO 207 EXAM2 PRACTICE TEST FROM STUDY GUIDE 49 Questions with Verified Answers 
 
Which of the following molecules links glycolysis with the TCA cycle, and also serves as a precursor for many biosynthetic products? 
a. malate 
b. citrate 
c. oxaloacetate 
d. acetyl-CoA 
e. succinate - CORRECT ANSWER d. acetyl-CoA 
 
What methods do microorganisms NOT use to minimize energy for biosynthesis? 
a. Inhibit or kill nutritional competitors by making antimicrobials 
b. Loss of genes encoding enzymes f...
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PMHNP Certification Exam 1052 Questions with Verified Answers,100% CORRECT
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PMHNP Certification Exam 1052 Questions with Verified Answers 
 
Taras off Principle - CORRECT ANSWER 1976 - duty to warn victims of potential harm from client 
 
Deontological Theory - CORRECT ANSWER Ethical theory that states an action is judged as good or bad based on the act itself regardless of the consequences 
 
Teleological Theory - CORRECT ANSWER Ethical theory that states an action is judged as good or bad based on the consequence or outcome 
 
Virtue ethics - CORRECT ANSWER ethical th...
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Biochemistry II Exam 1 Questions And Answers 2023-2024 A+ Review Solution
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Biochemistry II Exam 1 Questions And Answers 
 A+ Review Solution 
Homeostasis is the maintenance of a dynamic(not static) steady state in an organism through careful 
control of biochemical processes. Example is regulation of glycolysis and gluconeogenesis(blood glucose 
high we want glycolysis to occur and low blood glucose levels we want gluconeogenesis to occur) - 
ANSWER-Define homeostasis and provide an example of a cellular process that helps maintain 
homeostasis. 
oxidative processe...
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UNIT 2 BIOCHEMISTRY TEST- UNE QUESTIONS WITH 100% CORRECT ANSWERS.
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Cortisol is a steroid hormone that increases protein catabolism from skeletal muscle. It does this through which of the following mechanisms? 
Transcriptional regulation 
 
 
 
Pyruvate dehydrogenase complex is highly regulated. The enzyme will be most active when which of the following compounds is high? 
Pyruvate 
 
 
 
α-ketoglutarate dehydrogenase is the enzyme responsible for one of the irreversible reactions in the TCA cycle. The enzyme catalyzes which of the following conversions? 
α -k...
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MCB 2000 Final Exam Questions And Answers (Verified And Updated)
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MCB 2000 Final Exam Questions And 
Answers (Verified And Updated) 
When does the synthesis of lipid occur? - answerHigh I/G ratio, excess calorie intake (excess 
carbons from glucose or excess dietary protein) 
What tissues are involved in the synthesis of lipids? - answerLiver (primary site in humans - 
90%), adipose tissue 
How are the structures of triglycerides and phospholipids similar? - answerBoth contain a 
glycerol backbone w/ 2 fatty acids attached, BUT PL attach a phosphate group w/ a...
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CIPS L4M1 EXAM SOLVED 100% CORRECT!!
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CIPS L4M1 EXAM SOLVED 100% CORRECT!! 
 
Stakeholders 
In any activity an organization undertakes, whether strategic, operational or tactical, the activity can only be successful with the input, commitment and support of its key stakeholders. Gaining and maintaining the support and commitment of stakeholders requires a continuous process of engaging the right stakeholders at the right time and understanding and managing their expectations. 
Global Supply Chains 
a dynamic worldwide network when a...
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