biomembranologiya

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powerpoint presentation biomembranologiya stroenie membrani stroenie fosfolipida razrez membrani bilipidnaya membrana perenos veshestva cherez membranu passivniy transport veshestv transport veshestv v organizme passivniy transport diffuziya koeffitsient diffuzii uravnenie fika perenosom nazivaetsya neobratimiy protsess, v rezultate kotorogo v fizicheskoy sisteme proisxodit prostranstvennoe peremeshenie (perenos) massi, impulsa, energii, zaryada li kakoy-libo drugoy fizicheskoy velichini. k yavleniyam perenosa otnosyat: diffuziyu (perenos massi veshestva) vyazkost (perenos impulsa) teploprovodnost (perenos energii) elektroprovodnost (perenos elektricheskogo zaryada) uravnenie diffuzii obichno zapisivayut v vide uravneniya fika i = - ds dc /dx koeffitsienti diffuzii raven d = 1/3 δ2/τ edinitsa koeffitsienta diffuzii 1m2/s. a.eynshteyn pokazal, chto koeffitsient diffuzii proportsionalen temperature d = umrt, ili um = d/rt perenos ionov opredelyaetsya neravnomernostyu ix raspredeleniya, t.e. gradientom ix kontsentratsii vozdeystviem elektricheskogo polya j = - d dc/dx – um zfc dc/dx aktivniy transport veshestv plan lektsii: osnovi bioelektrogeneza aktivniy transport vidi aktivnogo transporta membrannie potentsiali ionnie kanali vozbujdennie i nevozbujdennie …
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powerpoint presentation biomembranologiya stroenie membrani stroenie fosfolipida razrez membrani bilipidnaya membrana perenos veshestva cherez membranu passivniy transport veshestv transport veshestv v organizme passivniy transport diffuziya koeffitsient diffuzii uravnenie fika perenosom nazivaetsya neobratimiy protsess, v rezultate kotorogo v fizicheskoy sisteme proisxodit prostranstvennoe peremeshenie (perenos) massi, impulsa, energii, zaryada li kakoy-libo drugoy fizicheskoy velichini. k yavleniyam perenosa otnosyat: diffuziyu (perenos massi veshestva) vyazkost (perenos impulsa) teploprovodnost (perenos energii) elektroprovodnost (perenos elektricheskogo zaryada) uravnenie diffuzii obichno zapisivayut v vide uravneniya fika i = - ds dc /dx koeffitsienti diffuzii raven d = 1/3 δ2/τ edini...

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