The Light-Dependent Reactions

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Questions and Answers

What are the thylakoids of chloroplasts responsible for?

keeping positive and negative charges generated by light absorption on opposite sides of the membrane.

What is the main function of the light-dependent reactions in photosynthesis?

converting ADP and NADP+ into ATP and NADPH using energy from sunlight.

What is the by-product of the light-dependent reactions?

oxygen (O2).

Where do the light-dependent reactions occur?

<p>in the thylakoids of chloroplasts.</p> Signup and view all the answers

What are photosystems composed of?

<p>chlorophyll and proteins.</p> Signup and view all the answers

What is the role of chlorophyll in the light-dependent reactions of photosynthesis?

<p>Chlorophyll molecules absorb sunlight and generate high-energy electrons.</p> Signup and view all the answers

What is the purpose of the electron carriers in the light-dependent reactions?

<p>The electron carriers transport high-energy electrons to facilitate ATP and NADPH production.</p> Signup and view all the answers

What is the function of the thylakoids in the light-dependent reactions?

<p>Thylakoids keep positive and negative charges separate, allowing for the generation of ATP and NADPH.</p> Signup and view all the answers

Flashcards

Thylakoid Function

Maintain charge separation from light absorption.

Light-Dependent Reactions

Convert ADP and NADP+ into ATP and NADPH using sunlight.

Light Reactions Byproduct

Oxygen (O2)

Location of Light Reactions

In the thylakoids of chloroplasts.

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Photosystem Components

Chlorophyll and proteins.

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Chlorophyll's Role

Absorb sunlight and generate high-energy electrons.

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Role of Electron Carriers

Transport high-energy electrons to facilitate ATP and NADPH production.

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Thylakoid Function

Separate charges, generating ATP and NADPH.

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