3. It is known that Leber hereditary optic neuropathy (LHON) is an inheritedform of blindness due to the missense mutations of mitochondrially encodedproteins of complexes I or III of the ETC. Explain why disorder in the structureof these components of ETC can impair clectron transport and oxidativephosphorylation. For the answer:a) draw the scheme of ETC and describe the structure of its components;b) explain how the electrochemical gradient is generated during the transport ofthe electrons;c) explaine what the respiratory control of the ETC and P/O ratio is.

Answer of A ): diagram above The electron transport chain is a series of 4 protein complexes that…

a) draw the scheme of ETC and describe the structure of its components; b) explain how the electrochemical gradient is generated during the transport of the cleetrons; c) cxplaine what the respiratory control of the ETC and P/O ratio is.

a) draw the scheme of ETC and describe the structure of its components; b) explain how the electrochemical gradient is generated during the transport of the cleetrons; c) cxplaine what the respiratory control of the ETC and P/O ratio is.

Biology 2e

2nd Edition

ISBN:9781947172517

Author:Matthew Douglas, Jung Choi, Mary Ann Clark

Publisher:Matthew Douglas, Jung Choi, Mary Ann Clark

Chapter9: Cell Communication

Section: Chapter Questions

Problem 33CTQ: A scientist notices that a cancer cell line shows high levels of phosphorylated ERK in the absence...

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Hematology

Hematology is the branch of biology. Hematology is the medical field that deals with the treatment of blood disorders and cancers, such as hemophilia, leukemia, lymphoma, and sickle-cell anemia. Hematologists and hematopathologists are medical professionals who specialize in illnesses of the blood and its components.

Question

3. It is known that Leber hereditary optic neuropathy (LHON) is an inherited
form of blindness due to the missense mutations of mitochondrially encoded
proteins of complexes I or III of the ETC. Explain why disorder in the structure
of these components of ETC can impair clectron transport and oxidative
phosphorylation. For the answer:
a) draw the scheme of ETC and describe the structure of its components;
b) explain how the electrochemical gradient is generated during the transport of
the electrons;
c) explaine what the respiratory control of the ETC and P/O ratio is.

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