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Capítulo 19

La mitocondria y la producción de energía

Mitocondria
Mitocondria
Mitochondria are eukaryotic cellular organelles that are known to produce energy through a process called oxidative phosphorylation. Besides their primary ...
Membranas mitocondriales
Membranas mitocondriales
A single mitochondrion is a bean-shaped organelle enclosed by a double-membrane system. The outer membrane of mitochondria is smooth and contains many ...
La membrana mitocondrial interna
La membrana mitocondrial interna
The inner mitochondrial membrane is the primary site of ATP synthesis. The inner membrane domain that forms a smooth layer adjacent to the outer membrane ...
El ciclo del ácido cítrico: resumen
El ciclo del ácido cítrico: resumen
In aerobic organisms, the citric acid cycle is the second stage of cellular respiration wherein molecules derived from the breakdown of carbohydrates, ...
El ciclo del ácido cítrico: resultado
El ciclo del ácido cítrico: resultado
The citric acid cycle is termed an amphibolic pathway as it operates both anabolically and catabolically. The cyclic reactions balance the flux of the ...
Cadena de transporte electrónico: complejos I y II
Cadena de transporte electrónico: complejos I y II
The mitochondrial electron transport chain (ETC) is the main energy generation system in the eukaryotic cells. However, mitochondria also produce ...
Cadena de transporte electrónico: complejos III y IV
Cadena de transporte electrónico: complejos III y IV
During the electron transport chain, electrons from NADH and FADH2 are first transferred to complexes I and II, respectively. These two complexes then ...
ATP sintasa: mecanismo
ATP sintasa: mecanismo
In animals, the mitochondrial F1F0 ATP synthase is the key protein that synthesizes ATP molecules through a complex catalytic mechanism. While the nuclear ...
Cadena de transporte de electrones
Cadena de transporte de electrones
The electron transport chain or oxidative phosphorylation is an exothermic process in which free energy released during electron transfer reactions is ...
Los supercomplejos de la membrana de las crestas mitocondriales
Los supercomplejos de la membrana de las crestas mitocondriales
The mitochondrial cristae membrane is the primary site for the oxidative phosphorylation (OXPHOS) process of energy conversion mediated through ...
ATP sintasa: estructura
ATP sintasa: estructura
ATP synthase or ATPase is among the most conserved proteins found in bacteria, mammals, and plants. This enzyme can catalyze a forward reaction in ...
La proteína transportadora de ADP/ATP
La proteína transportadora de ADP/ATP
ADP/ATP carrier or AAC protein is the most abundant carrier protein in the inner mitochondrial membrane. It transports large quantities of ADP and ATP, ...
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