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Dictionary » R » Respiratory chain

Respiratory chain

Definition

noun

A chain or series of redox reactions in cellular respiration wherein the transfer of electrons from an electron donor to an electron acceptor is coupled with the transport of protons across a membrane to generate a proton gradient that drives ATP synthesis.


Supplement

The site of respiratory chain in eukaryotes is the inner membrane of the mitochondrion. In prokaryotes, it is found in the cytoplasmic membrane itself.


Synonym:

See also: cellular respiration


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What molecule(s) do these start and end with?

What molecule(s) do these start and end with? Krebs cycle Respiratory chain (eg. glycolysis starts with 1 molecule of glucose and ends with 2 molecules of pyruvate)

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by rturu
Wed Aug 26, 2009 6:59 pm
 
Forum: Human Biology
Topic: What molecule(s) do these start and end with?
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Views: 32

Mitochondrion- Imprinted to DNA?

... encodes only certain membrane proteins (which are mostly parts of the respiratory chain) and several types of tRNA/rRNA, so they rely on their host cell's nucleus for most of ...

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by biohazard
Tue Mar 17, 2009 1:52 pm
 
Forum: Genetics
Topic: Mitochondrion- Imprinted to DNA?
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Photosynthesis Trivia

... I. (B.) photosystem II. (C.) glycolysis (D.) Krebs cycle (E.) the respiratory chain 16. Which of these is a function of cuticle in a plant? (A.) To direct chromosomes during ...

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by vstexas09
Mon Oct 13, 2008 12:46 am
 
Forum: Cell Biology
Topic: Photosynthesis Trivia
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UNCOUPLING PROTEINS

... have to understand how NADH is produced. Then how they are oxidized in respiratory chain. Then how ATP is produced. In all of these stages are particular conditions under which ...

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by MisterATP
Fri Aug 22, 2008 8:12 pm
 
Forum: Human Biology
Topic: UNCOUPLING PROTEINS
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Sugar Allergy

... 32. LeLeiko NS, Walsh MJ. The role of glutamine, short-chain fatty acids, and nucleotides in intestinal adaptation to gastrointestinal ... 95. Shin K, Hayasawa H, Lonnerdal B. Inhibition of Escherichia coli respiratory enzymes by the lactoperoxidase-hydrogen peroxide-thiocyanate ...

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by DrDahlman
Sat Jan 12, 2008 4:20 pm
 
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