In TCA cycle or tricarboxylic acid cycle, which is first formed________________?
Correct answer: B. Citrate
- A. Isocitrate
- B. Citrate
- C. Succinate
- D. Fumarate
Explanation
Citrate is the first compound formed when acetyl-CoA condenses with oxaloacetate in the TCA cycle. Isocitrate, succinate and fumarate are produced in later reactions.
Last updated
Practise Metabolism and Bioenergetics
68 free Metabolism and Bioenergetics MCQs from Biochemistry, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Exams that ask Biochemistry questions like this
Biochemistry is on 3 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.
Related questions
The reaction inhibited in thiamine deficiency is_______________?
Thiamine deficiency causes decreased energy production because____________?
Alkaptonuria, an inherited metabolic disorder of L0tyrosine metabolism is due to lack of_____________?
Which is the by product of the urea cycle_______________?
Urea is produced by the enzyme_____________?