100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached 4.6 TrustPilot
logo-home
Summary

Summary Alevel OCR Biology A notes on Photosynthesis

Rating
-
Sold
-
Pages
2
Uploaded on
01-07-2023
Written in
2022/2023

Alevel OCR Biology A notes on Photosynthesis from an A* Biology student

Institution
Course

Content preview

Photosynthesis permeable outer layer lice small
-
molecule (


I
-




chloroplasts double
-

membrane envelope inver membrace:
transport protein:certain morecules/inn can enter/leave


Stroma thylanoide (flatened shid filled sacs) 70s ribosomes DNAloop starch grains
= +
+ +




-




thylaucid membrace pigments, enzymes
=


election
+
carriers


-




Hylancial stack:
grana, connected by lamellal



grand membrane:large surface areat many pigment
4
molecules: light absorption plotosystems
=




selectivetransparproteinconnectareen




Merma
!)}@#5.
~>
3 envelope




asananaputs
grain



e





/ light absorptich

stroma
photosystems-t ylaloid membrace =
light independent

dI**I
d grana= light
absorb

light energy
dependent
7

surrounds grana
+
p roduct
membranes: transport rapid.

get like did has enzymes catalyse light independent stage
=




distance by pigmen
rf distance by scent
-
=

accessary pigments surrounding primary pigment:similar different
+


wavelengths

(yellow-green)
chlorophyle=a
chomarcgraphy
-




b
+


(blue-green):reflect green light


-carotenoids =
B carotere (orange) Xanthophyle
+



(yellow)
3 separated by




-light dependent thylaucids
=




-> plotolysis
-light energy break down water: hydrogen ion, electrons 02
+


Hylahcid
in lumen



=protongradient:4 cone & H wren
in


(ETC)
-electrons in
electron transport chain withmembrace


=
HT
OILRIG
NADPHproduced when s troma
in + electrons combine w/NADP


=plotophosphorylation ATP
=




-
-Plotophosphorylation excited
=


electrons move along ETC, electron carries reduced (gaindectrons +
oxidised (lose
->proton purp

electrons, gradually release actively transport
energy: protone across thylaloid membrace to



cycic" on cyclic wien=
proton graders:
p rotone return stroma
to via facilitated diffusion via transmembrane
↓ ↓

arePhoto batter- ATP synthase (chenicosmosis):ABD+Pi=AT
(PSI)


-




cyclic photophosphorylation:
election primary pigment
in excited to 4
energy wal (photoactivation), captured by


↓ electron acceptor



doesnt produce NADPH

Connected book

Written for

Study Level
Examinator
Subject
Unit

Document information

Summarized whole book?
Unknown
Uploaded on
July 1, 2023
Number of pages
2
Written in
2022/2023
Type
Summary

Subjects

$5.61
Get access to the full document:

100% satisfaction guarantee
Immediately available after payment
Both online and in PDF
No strings attached

Get to know the seller
Seller avatar
lottiemcgowan1

Get to know the seller

Seller avatar
lottiemcgowan1 University of Brighton
Follow You need to be logged in order to follow users or courses
Sold
0
Member since
2 year
Number of followers
0
Documents
16
Last sold
-

0.0

0 reviews

5
0
4
0
3
0
2
0
1
0

Recently viewed by you

Why students choose Stuvia

Created by fellow students, verified by reviews

Quality you can trust: written by students who passed their tests and reviewed by others who've used these notes.

Didn't get what you expected? Choose another document

No worries! You can instantly pick a different document that better fits what you're looking for.

Pay as you like, start learning right away

No subscription, no commitments. Pay the way you're used to via credit card and download your PDF document instantly.

Student with book image

“Bought, downloaded, and aced it. It really can be that simple.”

Alisha Student

Frequently asked questions