Trace acetyl entry, citrate formation and oxaloacetate regeneration while accounting for decarboxylations, oxidations and energy carriers.
Tę umiejętność sprawdza 6 zadań wzorowanych na arkuszach IB z lat 2023–2025.
Which description of a respiratory stage correctly combines carbon dioxide release with reduction of NAD? A. Pyruvate oxidation: carbon dioxide is released and NAD is reduced B. Glycolysis: carbon dioxide is released but NAD remains oxidised C. The Krebs…
During one turn of the citric-acid cycle, which event occurs? A. Two carbon atoms are removed in separate carbon-dioxide-releasing steps B. NADH supplies all electrons needed to reduce citrate C. A six-carbon acceptor joins a four-carbon acetyl group D. ATP…
Which feature is shared by the Krebs cycle and the Calvin cycle? A. Both include a reduction step B. Both have ATP as their main net product C. Both consist entirely of breakdown reactions D. Both occur in the mitochondrial matrix
The condensed formula represents a triglyceride containing three different fatty-acid residues. Fatty-acid breakdown supplies acetyl coenzyme A. Name the respiratory stage that uses its acetyl group.
During aerobic oxidation of glucose, which stages release carbon dioxide? A. Glycolysis and the electron transport chain, but not the Krebs cycle B. The link reaction and Krebs cycle C. Glycolysis and oxidative phosphorylation only D. The electron transport…
During aerobic oxidation of glucose, which stages release carbon dioxide? A. Glycolysis and the electron transport chain, but not the Krebs cycle B. The link reaction and Krebs cycle C. Glycolysis and oxidative phosphorylation only D. The electron transport…
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