Ch 6 Energy Enzymes and Reactions - The ATP/ADP Cycle

Fill-in-the-blank practice flashcards covering the ATP/ADP cycle, energy coupling, and enzymatic reactions from Chapter 6.

The diagram illustrates the __________ cycle that couples reactions releasing free energy and reactions requiring free energy.

ATP/ADP

In the ATP/ADP cycle, __________ reactions supply energy for ATP production.

Exergonic

ATP synthesis is classified as an __________ (energy-requiring) reaction.

endergonic

ATP hydrolysis is classified as an __________ (energy-releasing) reaction.

exergonic

Endergonic reactions are fueled by energy released from ATP __________.

hydrolysis

During the synthesis of ATP, energy is used to combine inorganic phosphate ($\text{P}_i$) with __________.

ADP

Enzymes lower activation energy by providing an easier path to the __________ state in a chemical reaction.

transition