Do the Equations Below Represent Coupled Reactions? If Not,why Not $\Delta$

question 35

Essay

Do the equations below represent coupled reactions? If not,why not?
A + B <-> C + D ( $\Delta$ G = +5.4 kcal/mole)
D + F <-> G + H ( $\Delta$ G = -4.4 kcal/mole)

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Definitions:

Physical Punishment

The use of physical force with the intention of causing a person to experience pain or discomfort as a penalty for unacceptable behavior or for the purpose of discipline.

Aggressive Children

Children who exhibit behaviors characterized by physical or verbal harm towards others, or a readiness to confront or engage in conflict.

Gene

A unit of heredity made up of DNA that is responsible for a specific trait or function in an organism.

Correlation Coefficients

Statistical measures that quantify the direction and strength of the relationship between two variables.