Asked by parichart nurnchay on Jul 17, 2024

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Which compound is associated with aerobic respiration pathways, but not anaerobic pathways?

A) pyruvate
B) lactic acid
C) ethanol
D) oxaloacetate
E) phosphoglyceraldehyde (PGAL)

Aerobic Respiration

A process of producing cellular energy involving oxygen. Cells break down food in the mitochondria in a long, multistep process that produces roughly 36 ATP.

Oxaloacetate

A four-carbon molecule that plays a vital role in the citric acid cycle (Krebs cycle) and gluconeogenesis, involved in energy production and glucose synthesis.

Anaerobic Pathways

Anaerobic pathways are biochemical processes that enable cells to produce energy without the need for oxygen.

  • Distinguish between aerobic and anaerobic respiration pathways and their by-products.
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JN
JOSHUA NYANGENAJul 19, 2024
Final Answer :
D
Explanation :
Oxaloacetate is a precursor to citric acid in the Krebs cycle, which is part of the aerobic respiration pathway. It cannot be used in anaerobic respiration pathways. Pyruvate, lactic acid, ethanol, and PGAL can all be used in both aerobic and anaerobic respiration pathways.