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STD 11 - 12. Respiration in plants — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 12. Respiration in plants1 Mark
MCQ
Acetyl $Co-A$ binds to oxaloacetic acid to form
  • A
    Formaldehyde
  • ✓
    Citrate
  • C
    Acetate
  • D
    Isocitrate
✓

Answer

Correct option: B.
Citrate
b
In Krebs' cycle, acetyl $Co-A$ adds its two-carbon fragment to oxaloacetate, a four-carbon compound. The unstable bond of acetyl $Co-A$ is broken as oxaloacetate the coenzyme and attaches to the acetyl group. The product is the $6$ $C$-citrate

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