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Cristae in Biological News

How mitochondria get their membranes bent

...). The narrow shape of the entrance or pore to the cristae ('crista junction') allows separation of the intra...s. Upon increased expression of Fcj1 the number of cristae junctions goes up. Without the protein, however, crista junctions are lacking and the inner cristae membrane forms internal parallel stacks of vesicle...
Cristae in Biological Definition

Crista

... cristae are the infoldings of the inner membrane of a mitochondrion . They are studded with proteins, including ATP synthase and a variety of cytochrome...

Eukaryote

...illion years ago. Genetic studies during the 1980s and 1990s left most eukaryotes in an unresolved "crown" group, usually divided by the form of the cristae in their mitochondria. The few amitochondriate groups branched first and so were considered basal. However, newer studies contradict this, and a new...

Mitochondrion

... outer boundary. The inner mitochondrial membrane is thrown into folds, or cristae , that project inward. The cristae surface houses the machinery needed for aerobic respiration and ATP for...

Mitochondrion

... outer boundary. The inner mitochondrial membrane is thrown into folds, or cristae , that project inward. The cristae surface houses the machinery needed for aerobic respiration and ATP for...
Cristae in Biological Dictionary

Cristae

Cristae are the internal compartments formed by the inner membrane of a mitochondrion. They are studded with proteins, including ATP synthase and a variety of cytochromes. The maximum surface for chemical reactions to occur is within the mitochondria. This allows... Definition and other addi...

Mitochondria

...mitochondria are sitting in a matrix of proteins ... ... occur in the mitochondrion ? What is the significance of an increase in the number of cristae in a mitochondrion ? ... What happens to old, worn-out mitochondria ? ... Mitochondria are phylogenically most closely related to the microbe...

Chemiosmosis

... ATP is produced in the chloroplast by Chemiosmosis . Chemiosmosis requires a phospholipid bilayer, a proton pump, protons and ATPase. ... cristae (singular crista) are the internal compartments formed by the inner ... As a result, chemiosmosis occurs, producing ATP from ADP and a phosphate gr...
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