Write Balanced Reduction and Oxidation Half-Reactions for the Processes That

question 13

Essay

Write balanced reduction and oxidation half-reactions for the processes that occur at the cathode and anode of a fuel cell used aboard NASA's space shuttles.

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Definitions:

Proteolytic Enzyme

An enzyme that breaks down proteins into smaller peptides or amino acids by hydrolysis of the peptide bonds.

Facilitated Diffusion

A process of passive transport, mediated by carrier proteins, allowing molecules to cross cell membranes along a concentration gradient.

Sodium-Potassium Exchange

A cellular process involving the active transport of sodium and potassium ions across the cell membrane, crucial for maintaining cellular and electrochemical functions.

Active Transport

The movement of substances across cell membranes against a concentration gradient, requiring energy.