Why Does Respiration Yield More Energy Per Glucose Than Fermentation

question 46

Multiple Choice

Why does respiration yield more energy per glucose than fermentation?

• A) Fermentation uses more enzymes, and enzymes are costly to make.
• B) Fermentation requires oxygen.
• C) In fermentation the carbons in glucose do not become fully oxidized.
• D) Fermentation is only found in prokaryotic organisms; eukaryotes need more energy.

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Definitions:

Plant Physiologist

A scientist who studies the physical and chemical functions of plants, including how plants respond to their environment.

Callus Cell

A type of undifferentiated cell that forms during the healing of wounds in plants, also used in tissue culture for plant propagation.

Xylem

The plant's vascular system, tasked with transporting water and nutrients from the roots throughout the plant.

Phloem

The vascular tissue in plants responsible for the transport of nutrients, specifically the sugars produced by photosynthesis, throughout the plant.