Photosynthesis Animation
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Transcript of Photosynthesis Animation
Photosynthesis
Setting the Scene…
Thylakoid
Granum
Stroma
Stroma
Thylakoid space
The Light Reactions
PS II PS Ie-e- e-e-
The Light Reactions
PS II PS Ie-e- e-e-
The Light Reactions
PS II PS Ie-e- e-e-
The Light Reactions
PS II PS Ie-e- e-e-
The Light Reactions
PS II PS Ie-e- e-e-
The Light Reactions
PS II PS Ie-e- e-e-
The Light Reactions
PS II PS Ie-e- e-e-
The Light Reactions
PS II PS Ie-e- e-e-
The Light Reactions
PS II PS Ie-e- e-e-
The Light Reactions
PS II PS Ie-e- e-e-
The Light Reactions
PS II PS Ie-e- e-e-
The Light Reactions
PS II PS Ie-e- e-e-
The Light Reactions
PS II PS Ie-e- e-e-
The Light Reactions
PS II PS Ie-e- e-e-
The Light Reactions
PS II PS Ie-e- e-e-
The Light Reactions
PS II PS Ie-e- e-e-
The Light Reactions
PS II PS Ie-e- e-e-
The Light Reactions
PS II PS I
e-e-
e-e-
The Light Reactions
PS II PS I e-e-
e-e-
The Light Reactions
PS II PS I
e-e-
e-e-
The Light Reactions
PS II PS I
e-e-
e-e-
The Light Reactions
PS II PS Ie-e-
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
e-e-
The Light Reactions
PS II PS Ie-e-
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
e-e-
ADP + P
The Light Reactions
PS II PS Ie-e-
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
e-e-
ATP
The Light Reactions
PS II PS I
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
e-e-
e-e-
ATP
The Light Reactions
PS II PS Ie-e-
e-e-
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
ATP
The Light Reactions
PS II PS Ie-e-
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
e-e-
ATP
The Light Reactions
PS II PS Ie-e-
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
e-e-
ATP
The Light Reactions
PS II PS Ie-e-
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
e-e-
ATP
The Light Reactions
PS II PS Ie-e-
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
e-e-
ATP
The Light Reactions
PS II PS Ie-e-
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
e-e-
ATP
The Light Reactions
PS II PS Ie-e-
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
e-e-
ATP
The Light Reactions
PS II PS Ie-e-
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
e-e-
Problem 1: Who is the final electron acceptor for the ETC in Photosystem I (PS I)?Problem 2: How can we replace the electrons lost by PS I?Problem 3: Who is the final electron acceptor for the ETC in PS II?Problem 4: How can we replace the electrons lost by PS II?
The Light Reactions
PS II PS Ie-e-
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
e-e-
Problem 1: Who is the final electron acceptor for the ETC in Photosystem I?
The Light Reactions
PS II PS Ie-e-
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
e-e-
Problem 1: Who is the final electron acceptor for the ETC in Photosystem I?
NAD+
The Light Reactions
PS II PS Ie-e-
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
e-e-
Problem 1: Who is the final electron acceptor for the ETC in Photosystem I?
NAD+
The Light Reactions
PS II PS Ie-e-
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
e-e-
Problem 1: Who is the final electron acceptor for the ETC in Photosystem I?Solution! High energy electron carrier!!!
NAD+
The Light Reactions
PS II PS Ie-e-
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
Problem 1: Who is the final electron acceptor for the ETC in Photosystem I?Solution! High energy electron carrier!!!
NAD+
e-e-
The Light Reactions
PS II PS Ie-e-
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
Problem 1: Who is the final electron acceptor for the ETC in Photosystem I?Solution! High energy electron carrier!!!
e-e-
The Light Reactions
PS II PS Ie-e-
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
Problem 2: How can we replace the electrons lost by Photosystem I (PS I)?
e-e-
The Light Reactions
PS II PS Ie-e-
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
Problem 2: How can we replace the electrons lost by Photosystem I (PS I)?
e-e-
The Light Reactions
PS II PS Ie-e-
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
Problem 2: How can we replace the electrons lost by Photosystem I (PS I)?
e-e-
The Light Reactions
PS II PS I
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
Problem 2: How can we replace the electrons lost by Photosystem I (PS I)?
e-e-
e-e-
The Light Reactions
PS II PS I
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
Problem 2: How can we replace the electrons lost by Photosystem I (PS I)?Solution! Take them from the ETC in PS II!
e-e-
e-e-
Problem 3: Who is the final electron acceptor for the ETC in PS II?
The Light Reactions
PS II PS I
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
Problem 3: Who is the final electron acceptor for the ETC in PS II?
e-e-
e-e-
The Light Reactions
PS II PS I
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
Problem 3: Who is the final electron acceptor for the ETC in PS II?Solution! PS I!
e-e-
e-e-
The Light Reactions
PS II PS I
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
Problem 4: How can we replace the electrons lost by Photosystem II (PS II)?
e-e-
e-e-
The Light Reactions
PS II PS I
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
Problem 4: How can we replace the electrons lost by Photosystem II (PS II)?
e-e-
e-e-
H2O
The Light Reactions
PS II PS I
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
Problem 4: How can we replace the electrons lost by Photosystem II (PS II)?
e-e-
e-e-
H2O
The Light Reactions
PS II PS I
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
Problem 4: How can we replace the electrons lost by Photosystem II (PS II)?
e-e-
e-e-
H2O
The Light Reactions
PS II PS I
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
Problem 4: How can we replace the electrons lost by Photosystem II (PS II)?
e-e-
e-e-
O2H+
e- e-
H+
The Light Reactions
PS II PS I
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
Problem 4: How can we replace the electrons lost by Photosystem II (PS II)?
e-e-
e-e-
O2H+
e- e-H+
The Light Reactions
PS II PS I
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
Problem 4: How can we replace the electrons lost by Photosystem II (PS II)?
e-e-
e-e-
O2H+
e- e-H+
The Light Reactions
PS II PS I
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
Problem 4: How can we replace the electrons lost by Photosystem II (PS II)?
e-e-
e-e-
O2
H+e- e-
H+
The Light Reactions
PS II PS I
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
Problem 4: How can we replace the electrons lost by Photosystem II (PS II)?
e-e-
e-e-
O2
H+
e- e-
H+
The Light Reactions
PS II PS I
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
Problem 4: How can we replace the electrons lost by Photosystem II (PS II)?
e-e-
e-e-
O2
H+
H+
e-e-
The Light Reactions
PS II PS I
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
Problem 4: How can we replace the electrons lost by Photosystem II (PS II)?
Solution! Snag them from WATER!
e-e-
e-e-
O2
H+
H+
e-e-
The Light Reactions
PS II PS I
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
e-e-
O2
H+
H+
e-e-
e-e-ATP
The Light Reactions
PS II PS I
H+
H+
H+
H+H+
H+
H+
H+
H+
H+
H+
H+
H+
e-e-
e-e-
O2
H+
H+
e-e-
ATP
To the Calvin Cycle!!!