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Photosynthesis and Enzymes

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Questions and Answers

What are the products of the enzyme action on water molecules in the thylakoid?

two electrons, two hydrogen ions H+, and one oxygen atom (O)

What happens to the charge across the thylakoid membrane as a result of the enzyme action on water molecules?

a charge separation is built up across the membrane

What is the role of the electrons from water in the electron transport chain?

replace the high-energy electrons that chlorophyll lost

Which proteins in the electron transport chain use energy from the electrons to pump H+ ions?

proteins in the chain Signup and view all the answers

What is the final electron acceptor at the end of the second electron transport chain?

NADP+ Signup and view all the answers

What is the function of the proteins in the electron transport chain?

The proteins in the electron transport chain use energy from the electrons to pump H+ ions. Signup and view all the answers

What is the role of chlorophyll in the electron transport chain?

Chlorophyll loses high-energy electrons that are replaced by the electrons from water in the electron transport chain. Signup and view all the answers

What is the role of NADP+ in the electron transport chain?

NADP+ acts as an electron carrier and picks up high-energy electrons, along with H+ ions, at the outer surface of the thylakoid membrane. Signup and view all the answers