The direction of the feedback of the plant organs either in the direction of the light source or away from the light source is called phototropism. The movement of plant organs towards the light source is called positive movement and the movement of plant organs away from the light source is called negative movement.

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Chapter 39, Problem 3A

Summary Introduction

Introduction:

The direction of the feedback of the plant organs either in the direction of the light source or away from the light source is called phototropism. The movement of plant organs towards the light source is called positive movement and the movement of plant organs away from the light source is called negative movement.

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Question

Chapter 39, Problem 3A

Summary Introduction

Introduction:

The direction of the feedback of the plant organs either in the direction of the light source or away from the light source is called phototropism. The movement of plant organs towards the light source is called positive movement and the movement of plant organs away from the light source is called negative movement.

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Answer 3

Question

Chapter 39, Problem 3A

Summary Introduction

Introduction:

The direction of the feedback of the plant organs either in the direction of the light source or away from the light source is called phototropism. The movement of plant organs towards the light source is called positive movement and the movement of plant organs away from the light source is called negative movement.

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Answer 4

Question

Chapter 39, Problem 3A

Summary Introduction

Introduction:

The direction of the feedback of the plant organs either in the direction of the light source or away from the light source is called phototropism. The movement of plant organs towards the light source is called positive movement and the movement of plant organs away from the light source is called negative movement.

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Answer 5

Chapter 39, Problem 3A

Summary Introduction

Introduction:

The direction of the feedback of the plant organs either in the direction of the light source or away from the light source is called phototropism. The movement of plant organs towards the light source is called positive movement and the movement of plant organs away from the light source is called negative movement.

Answer 6

Chapter 39, Problem 3A

Summary Introduction

Introduction:

The direction of the feedback of the plant organs either in the direction of the light source or away from the light source is called phototropism. The movement of plant organs towards the light source is called positive movement and the movement of plant organs away from the light source is called negative movement.

Answer 7

Chapter 39, Problem 3A

Summary Introduction

Introduction:

The direction of the feedback of the plant organs either in the direction of the light source or away from the light source is called phototropism. The movement of plant organs towards the light source is called positive movement and the movement of plant organs away from the light source is called negative movement.

Answer 8

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Answer 11

Ch. 39.1 - Compare the pigments phytochrome and chlorophyll.Ch. 39.1 - List growth responses influenced by phytochrome.Ch. 39.1 - Prob. 3LO Ch. 39.2 - Prob. 1LO Ch. 39.2 - Prob. 2LO Ch. 39.3 - Prob. 1LO Ch. 39.3 - Prob. 2LO Ch. 39.3 - Prob. 3LO Ch. 39.4 - Prob. 1LO Ch. 39.4 - Prob. 2LO

Solution Summary: The author explains that Charles Darwin and his son Francis Darwin investigated phototropism in plants and discovered that light was detected at the shoot tip of the plant.

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