Explain how oxygen combines with electrons and protons to form water and permit continued electron transport.
Tę umiejętność sprawdzają 4 zadania wzorowane na arkuszach IB z lat 2022–2025.
Some environmental contaminants interfere with biological processes. (a) Describe how a persistent fat-soluble pesticide can become concentrated in predatory birds. (b) Compare and contrast competitive and non-competitive inhibition of enzymes. (c) Outline…
What is the direct role of molecular oxygen in the mitochondrial electron transport chain? A. It is reduced after accepting electrons at the end of the chain B. It splits glucose into pyruvate in the cytoplasm C. It replaces coenzyme A in the link reaction D.…
Plant transport and cellular energy transformations support growth. (a) Describe how a plant moves organic compounds from their source to a storage sink. (b) Compare and contrast photosynthesis with aerobic cellular respiration.
Stem-cell properties and mitochondrial energy conversion have important biological applications. (a) Outline reasons why stem cells may be useful therapeutically. (b) Explain how the mitochondrial electron transport chain contributes to ATP formation.
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