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How Plants Move and Grow: Auxins, Gibberellins, and Ethene Magic!

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How Plants Move and Grow: Auxins, Gibberellins, and Ethene Magic!
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Zoë

@zoe_lewis

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Plant hormones play crucial roles in regulating growth, development, and responses to environmental stimuli. Auxin phototropism and gravitropism in plants, Role of gibberellins in plant growth and development, and Ethene hormone function in fruit ripening process are key mechanisms that shape plant behavior and development.

  • Auxins control directional growth responses through phototropism and gravitropism
  • Gibberellins regulate various developmental processes including seed germination and fruit development
  • Ethene serves as a ripening hormone particularly important in fruit maturation
  • These hormones work in concert to ensure proper plant growth and responses to environmental cues
  • Understanding these hormones is crucial for agricultural applications and plant science

15/06/2022

150

Plant Hormones
Functions and Examples There are 3 plant hormones you need to know:
Auxin Gibberellins • Ethene Auxins
Phototropism
Phototrop

View

Key Plant Hormones

The second page introduces the three essential plant hormones that form the core of plant growth regulation. These hormones work together to coordinate various aspects of plant development.

Highlight: The three crucial plant hormones are Auxin, Gibberellins, and Ethene.

Vocabulary: These hormones are also known as plant growth regulators (PGRs).

Plant Hormones
Functions and Examples There are 3 plant hormones you need to know:
Auxin Gibberellins • Ethene Auxins
Phototropism
Phototrop

View

Auxin Functions and Responses

This page details the complex roles of auxins in plant growth responses. The hormone's involvement in both phototropism and gravitropism demonstrates its versatility in plant development.

Definition: Phototropism is the growth response of plants to light direction, while gravitropism is the response to gravity.

Example: When a plant shoot bends toward sunlight, it's demonstrating positive phototropism due to auxin redistribution.

Highlight: Auxin has opposite effects in shoots and roots - promoting growth in shoots while inhibiting growth in roots.

Plant Hormones
Functions and Examples There are 3 plant hormones you need to know:
Auxin Gibberellins • Ethene Auxins
Phototropism
Phototrop

View

Gibberellins and Ethene Functions

The final page explores the roles of gibberellins and ethene in plant development and fruit ripening processes.

Definition: Gibberellins are growth-promoting hormones that regulate various developmental processes including stem elongation and seed germination.

Example: Ethene's role in fruit ripening is commercially utilized to ripen fruits like bananas after harvesting.

Highlight: Gibberellins are particularly concentrated in seeds and young leaves, while ethene is a gas that can affect neighboring plants.

Quote: "Ethene is used in the food industry to trigger the process of ripening, after the fruit have been picked, and before they reach the shop shelf."

Plant Hormones
Functions and Examples There are 3 plant hormones you need to know:
Auxin Gibberellins • Ethene Auxins
Phototropism
Phototrop

View

Introduction to Plant Hormones

This introductory page establishes the foundation for understanding plant hormones and their various functions in plant growth and development. Plant hormones are chemical messengers that regulate numerous aspects of plant life cycles.

Definition: Plant hormones are naturally occurring compounds that regulate plant growth and development at extremely low concentrations.

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How Plants Move and Grow: Auxins, Gibberellins, and Ethene Magic!

user profile picture

Zoë

@zoe_lewis

·

37 Followers

Follow

Plant hormones play crucial roles in regulating growth, development, and responses to environmental stimuli. Auxin phototropism and gravitropism in plants, Role of gibberellins in plant growth and development, and Ethene hormone function in fruit ripening process are key mechanisms that shape plant behavior and development.

  • Auxins control directional growth responses through phototropism and gravitropism
  • Gibberellins regulate various developmental processes including seed germination and fruit development
  • Ethene serves as a ripening hormone particularly important in fruit maturation
  • These hormones work in concert to ensure proper plant growth and responses to environmental cues
  • Understanding these hormones is crucial for agricultural applications and plant science

15/06/2022

150

 

10/11

 

Biology

1

Plant Hormones
Functions and Examples There are 3 plant hormones you need to know:
Auxin Gibberellins • Ethene Auxins
Phototropism
Phototrop

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Join milions of students

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Key Plant Hormones

The second page introduces the three essential plant hormones that form the core of plant growth regulation. These hormones work together to coordinate various aspects of plant development.

Highlight: The three crucial plant hormones are Auxin, Gibberellins, and Ethene.

Vocabulary: These hormones are also known as plant growth regulators (PGRs).

Plant Hormones
Functions and Examples There are 3 plant hormones you need to know:
Auxin Gibberellins • Ethene Auxins
Phototropism
Phototrop

Sign up to see the content. It's free!

Access to all documents

Improve your grades

Join milions of students

By signing up you accept Terms of Service and Privacy Policy

Auxin Functions and Responses

This page details the complex roles of auxins in plant growth responses. The hormone's involvement in both phototropism and gravitropism demonstrates its versatility in plant development.

Definition: Phototropism is the growth response of plants to light direction, while gravitropism is the response to gravity.

Example: When a plant shoot bends toward sunlight, it's demonstrating positive phototropism due to auxin redistribution.

Highlight: Auxin has opposite effects in shoots and roots - promoting growth in shoots while inhibiting growth in roots.

Plant Hormones
Functions and Examples There are 3 plant hormones you need to know:
Auxin Gibberellins • Ethene Auxins
Phototropism
Phototrop

Sign up to see the content. It's free!

Access to all documents

Improve your grades

Join milions of students

By signing up you accept Terms of Service and Privacy Policy

Gibberellins and Ethene Functions

The final page explores the roles of gibberellins and ethene in plant development and fruit ripening processes.

Definition: Gibberellins are growth-promoting hormones that regulate various developmental processes including stem elongation and seed germination.

Example: Ethene's role in fruit ripening is commercially utilized to ripen fruits like bananas after harvesting.

Highlight: Gibberellins are particularly concentrated in seeds and young leaves, while ethene is a gas that can affect neighboring plants.

Quote: "Ethene is used in the food industry to trigger the process of ripening, after the fruit have been picked, and before they reach the shop shelf."

Plant Hormones
Functions and Examples There are 3 plant hormones you need to know:
Auxin Gibberellins • Ethene Auxins
Phototropism
Phototrop

Sign up to see the content. It's free!

Access to all documents

Improve your grades

Join milions of students

By signing up you accept Terms of Service and Privacy Policy

Introduction to Plant Hormones

This introductory page establishes the foundation for understanding plant hormones and their various functions in plant growth and development. Plant hormones are chemical messengers that regulate numerous aspects of plant life cycles.

Definition: Plant hormones are naturally occurring compounds that regulate plant growth and development at extremely low concentrations.

Can't find what you're looking for? Explore other subjects.

Knowunity is the #1 education app in five European countries

Knowunity has been named a featured story on Apple and has regularly topped the app store charts in the education category in Germany, Italy, Poland, Switzerland, and the United Kingdom. Join Knowunity today and help millions of students around the world.

Ranked #1 Education App

Download in

Google Play

Download in

App Store

Knowunity is the #1 education app in five European countries

4.9+

Average app rating

15 M

Pupils love Knowunity

#1

In education app charts in 12 countries

950 K+

Students have uploaded notes

Still not convinced? See what other students are saying...

iOS User

I love this app so much, I also use it daily. I recommend Knowunity to everyone!!! I went from a D to an A with it :D

Philip, iOS User

The app is very simple and well designed. So far I have always found everything I was looking for :D

Lena, iOS user

I love this app ❤️ I actually use it every time I study.