100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
Photosynthèse $9.17
Add to cart

Other

Photosynthèse

 6 views  0 purchase
  • Course
  • Institution

Fiche de révision sur la photosynthèse. Avec schémas.

Preview 1 out of 2  pages

  • January 20, 2022
  • 2
  • 2021/2022
  • Other
  • Unknown
avatar-seller
Photosynthèse '
Phase claire / lumière dépendante
Utilisation de l’énergie lumineuse po
'

i
: :: Hz
"

{ 2
(pouvoir réducteur)
A lieu dans la membrane des thylak
t
Cellules photosynthétiques Phase d’assimilation du carbone
Transformation du CO en glucide 2


A lieu dans le stroma
"
NADP ADPH
+ Pit ADP p


CO + H O g.
Glucose + O ,




CO + H O — O + C H O
2 2 2 n 2in n




Dépendance unilatérale des cellu
Cellules hétérotrophes C2
glucide



La photosynthèse s’effectue dans la partie supérieur des la feuille. Là où se situent les chloroplastes

Phase claire Granum
+

1 NADPH H O + NADP — NADPH + O
2
>
2

↳ thermodynamiquement défavorable Dans la mb du thylakoïde il y a les pho
2 H2 to.su - d’une antenne collectrice (pigments +
Ça n’est rendu possible que grâce à l’énergie réactionnel
NADP
"
8
NADPH -
oiseau apportée par la lumière - d’un centre réactionnel : qui converti
traducteur
PSI

PGSÔ
2 Synthèse ATP

ADP + Pi — ATP Enzymes
thermodynamiquement défavorable G- = +301J / mot



cyt
Absorption de l’énergie lumineuse par les pigments photosynthétiques bsf
Complex
émission électrons — formation d’un réducteur fort
°




réduction NADP en NADPH
.




Le transfert d’électrons est couplé à un gradient H (autour de la mb du protolyse eau \ /
"




thylakoïde) Hz
"
-




fl
La dissipation de ce gradient permet la synthèse d’ATP %
PGGO
>




£ à
T' 700 E !
Chla état
fond Chloe
'

Chloe
-
>

-
+ ru

hv (
+
photon )
H2 +0,8

Chi :
-

2


Photo oxydat
?
excité hv
"
NADP -
NADPH -

0,32



Chloé Chloé
-




transfert
-
> 0,4

Chiat
- -




"
+ e- NADP




+
211-20+84++2 ADP + 31-1310+317 >
02+31-17+2 ADPH

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller victoriasaramito. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $9.17. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

56326 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$9.17
  • (0)
Add to cart
Added