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16.1 藻类和植物中的光合作用发生在叶绿体 16.2 类囊体膜含有两种类型的光系统 16.3 非循环电子传递导致 NADP + 还原为 NADPH PowerPoint PPT Presentation


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16 光合作用. 16.1 藻类和植物中的光合作用发生在叶绿体 16.2 类囊体膜含有两种类型的光系统 16.3 非循环电子传递导致 NADP + 还原为 NADPH 16.4 循环电子传递可以增强跨类囊体膜的质子浓度梯度 16.5 还原戊糖磷酸循环反应将 CO 2 同化为糖 16.6 RuBisCO 也催化核酮糖 1,5- 二磷酸的氧合作用 16.7 C4 途径通过浓缩 CO 2 可以使 RuBisCO 活性减小 16.8 某些植物在夜间固碳为的是保存水 16.9 蔗糖和淀粉是由 RPP 循环的代谢物合成的.

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16.1 藻类和植物中的光合作用发生在叶绿体 16.2 类囊体膜含有两种类型的光系统 16.3 非循环电子传递导致 NADP + 还原为 NADPH

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16 1 16 2 16 3 nadp nadph

16

16.1

16.2

16.3 NADPNADPH

16.4

16.5 CO2

16.6 RuBisCO1,5-

16.7 C4CO2RuBisCO

16.8

16.9 RPP


16 1 16 2 16 3 nadp nadph

CO2

H2OADPPiNADP O2ATPNADPHH

CO2ATPNADPHH CH2OADPPiNADP

CO2H2O CH2OO2

NADPHATP

NADPHATP


16 1 16 2 16 3 nadp nadph


16 1 16 2 16 3 nadp nadph


16 1 16 2 16 3 nadp nadph

16.1

,NADPHATP

CO2

ATP


16 1 16 2 16 3 nadp nadph


16 1 16 2 16 3 nadp nadph

aChl abChl b

Chl aChl b

aBChl abBChl b

Fe2+Mg2+


16 1 16 2 16 3 nadp nadph


16 1 16 2 16 3 nadp nadph


16 1 16 2 16 3 nadp nadph

Chl aChl b400500nm650700nm


16 1 16 2 16 3 nadp nadph

16.2

ChlaBChlaBChlb

20060


16 1 16 2 16 3 nadp nadph

IPSIIIPSIIPSIPSIIPSIChla700nmChlaP700PSIIChla680nmP680

a/bLHCLHC50PSIPSIIPSIPSII


16 1 16 2 16 3 nadp nadph


16 1 16 2 16 3 nadp nadph

16.3 NADPNADPH

NADPNADPATP

LHC


16 1 16 2 16 3 nadp nadph

ZPSIIPSIPSIPSII


16 1 16 2 16 3 nadp nadph

LHCP680

P680*Pn


16 1 16 2 16 3 nadp nadph

P680 H2O H2O44H2OO2

PSII4PSIITyrTyrP680P680444O2


16 1 16 2 16 3 nadp nadph


16 1 16 2 16 3 nadp nadph

PhaPQAPQAPSIIPQAPQBPQBH2

PQBH2bf4bfATP


16 1 16 2 16 3 nadp nadph


16 1 16 2 16 3 nadp nadph

16.4

bfPSINADPNADPH

bfPSINADPNADPHbfADPATP

ATP


16 1 16 2 16 3 nadp nadph

16.5 CO2

CO2ATPNADPHCO2CO2CO2CO2RPPC3Cavin

RPPCO2CO2CO2


16 1 16 2 16 3 nadp nadph

1. RuBisCORPP

1,5--CO251,5-RPPCO25-1,5-3-

-B1,5-2,3-CO22--3--1,5-3-C-2C-33-3-


16 1 16 2 16 3 nadp nadph

RuBisCO


16 1 16 2 16 3 nadp nadph

2. CO2 CO2

CO2RuBisCO3-RPPATP3-3-1,3-1,3-3-NADPH3-3-

RPPCO21,5-3--5-ATP1,5-


16 1 16 2 16 3 nadp nadph

11RPP


16 1 16 2 16 3 nadp nadph

3 . pHMg2RPP

RPP-5--1,6--1,7--3-

INADP-


16 1 16 2 16 3 nadp nadph

RPP


16 1 16 2 16 3 nadp nadph

Mg2pHMg2pHRPPRuBisCOMg2CO2-1,7-pHMg2pHRuBisCO3-3PG3PG2

3PG 3PG3pH3PG2ATP


16 1 16 2 16 3 nadp nadph

16.6 RuBisCO1,5-

RuBisCO 3-

3-RPPCO2RPP3-

O2CO2


16 1 16 2 16 3 nadp nadph

O2O2H2O

5,10-CO2NH3CO2NH35,10-

ATP3-RPP


16 1 16 2 16 3 nadp nadph

16.7 C4 CO2 RuBisCO

RPPCO2C4C4RPPC3C4C4

C4CO2C4C4CO2RuBisCORPP


16 1 16 2 16 3 nadp nadph

C4C3

C4C3C4C3


16 1 16 2 16 3 nadp nadph

C4CO2HCO3PEPPEPRuBisCORuBisCOPEP

PEP

C4CO2C4CO2CO2O2RuBisCOC4


16 1 16 2 16 3 nadp nadph

C4


16 1 16 2 16 3 nadp nadph

16.8

CAMCAM

CAMCO2CO2PEPCAM90ATPNADPHCO2CO2CO2CO2CO2


16 1 16 2 16 3 nadp nadph


16 1 16 2 16 3 nadp nadph

16.9 RPP

RPP-3--1-

44-6--6-1,6--6--6--1--1-UTPUDP--6-UDP--6-


16 1 16 2 16 3 nadp nadph


16 1 16 2 16 3 nadp nadph

RPP1,6-1,6-6--6--1--1-ADP-UDP-ADP-ATPADP-


16 1 16 2 16 3 nadp nadph


16 1 16 2 16 3 nadp nadph

1. NADPHATPNADPHATPCO2CH2O

2. IPSIIIPSII700nm680nmZ


16 1 16 2 16 3 nadp nadph

5.

PSIPSNADPNADPH

PSH2OPSIPSIH2OH2OMnH2OO2ATPPSIIPSI


16 1 16 2 16 3 nadp nadph

7. H2ONADPNADPPSADPPiATP

8. CO2CO2NADPHATPCO2-1,5-/rubisco-1,5-CO23-3rubiscoCO2CO2CH2OCO2-1,5-


16 1 16 2 16 3 nadp nadph

9. rubisco-1,5-3rubisco

10. C4CO2rubiscoC4CO2CO2CO2rubisco


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