E e g i ea i acce ed b he b eaki g d a d ATP ca be ege e a ed b addi g a h ADP f ATP ha e g ATP i ed a energ for o her reac ion in he cell Ade i e Rib e Pho pha e g o p reactions use ATP to make ATP energ energ M cle cell c n ac i n Acti e transport in and out of cells Chemical PE f A +H2 DNA Ene g i all a d c f a eac i n a if need e ene g elea e ene g hen he e i a ne ene g elea e f e meaning n k i being d ne. n he i --> AD + endergonic -30.5 J/ energ h d ogen bond -16.7 J/ dri e energ ene g co ling exergonic NADH O2 FAD 2 ater i O2 f ee e e g he mi ch d ia A P substrate-level phosphor lation oxidative phosphorylation photos nthesis ATP o d ci n gen H2 A P o o CO2 c la m Mi ch d ia gen ac c ac d gen i ga ic m lec le c toplasm NADH->NAD+ c toplasm C 2 -2870 J/ a -122 kJ/ -218 kJ/ o er membrane inner membrane C 2+ 2 C 2+ 2 e ha + CO2 ma ri c i ae obligate o gen gl c e A P A P he c o la m pyruvate facultati e NADH NADH NADH mi ch d ial ma i FADH energ o gen E. C energ obligate oxygenless Acet l-CoA C 2 A P ae b c fermen a ion anaerobic energ ran por i ga ic