Biology HL
Biology HL
4
Chapters
553
Notes
Theme A - Unity & diversity
Theme A - Unity & diversity
Theme B - Form & Function
Theme B - Form & Function
Theme C - Interaction &  Interdependence
Theme C - Interaction & Interdependence
Theme D - Continuity & Change
Theme D - Continuity & Change
IB Resources
Theme D - Continuity & Change
Biology HL
Biology HL

Theme D - Continuity & Change

Explore Plant Genetics Easy Cross-Pollination Methods!

Word Count Emoji
518 words
Reading Time Emoji
3 mins read
Updated at Emoji
Last edited on 5th Nov 2024

Table of content

Hey there, Biology champs! 🌟 Ready to dive into the fascinating world of plant genetics and how we get new, unique plants? Today we're getting up close and personal with flowers and pollen—so let's pollen-ate your mind with knowledge! (See what I did there? 😉)

How To Cross Plants - The Basics 🤝

What You Need

  • Two Different Flowering Plants: One male parent (donor of pollen) and one female parent (receiver of pollen).
  • A Paintbrush: Yes, the same thing you use for your art projects.
  • Paper Bag: No, it's not for lunch; it's to protect your cross-pollination experiment!

The Steps

  • Pollen Transfer: Use the paintbrush to transfer pollen from the anthers (male part) of one plant to the stigma (female part) of another.

    Real-world example: Imagine you're setting up a friend with a crush. You're the matchmaker (paintbrush), your friend is the pollen, and the crush is the stigma!

  • Prevent Outsiders!: Cut off all other anthers from the female parent flower and put a paper bag around it. This is to make sure no other pollen gets in.

    Real-world example: Think of it as going on a "pollen date" in a VIP section of a club. No one else is allowed!

Self-Pollination vs. Cross-Pollination 🌸🤷‍♀️

  • Self-Pollination: Pollen from the same plant goes to its own stigma.
    • Result: Self-fertilization, basically the plant version of cloning!
  • Cross-Pollination: Pollen from one plant goes to the stigma of another.
    • Result: A whole new plant, like a genetic mixtape!

Real-world example: Self-pollination is like making a smoothie with only bananas. Cross-pollination is like a smoothie with bananas, strawberries, and maybe some kale (for the adventurous ones!).

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IB Resources
Theme D - Continuity & Change
Biology HL
Biology HL

Theme D - Continuity & Change

Explore Plant Genetics Easy Cross-Pollination Methods!

Word Count Emoji
518 words
Reading Time Emoji
3 mins read
Updated at Emoji
Last edited on 5th Nov 2024

Table of content

Hey there, Biology champs! 🌟 Ready to dive into the fascinating world of plant genetics and how we get new, unique plants? Today we're getting up close and personal with flowers and pollen—so let's pollen-ate your mind with knowledge! (See what I did there? 😉)

How To Cross Plants - The Basics 🤝

What You Need

  • Two Different Flowering Plants: One male parent (donor of pollen) and one female parent (receiver of pollen).
  • A Paintbrush: Yes, the same thing you use for your art projects.
  • Paper Bag: No, it's not for lunch; it's to protect your cross-pollination experiment!

The Steps

  • Pollen Transfer: Use the paintbrush to transfer pollen from the anthers (male part) of one plant to the stigma (female part) of another.

    Real-world example: Imagine you're setting up a friend with a crush. You're the matchmaker (paintbrush), your friend is the pollen, and the crush is the stigma!

  • Prevent Outsiders!: Cut off all other anthers from the female parent flower and put a paper bag around it. This is to make sure no other pollen gets in.

    Real-world example: Think of it as going on a "pollen date" in a VIP section of a club. No one else is allowed!

Self-Pollination vs. Cross-Pollination 🌸🤷‍♀️

  • Self-Pollination: Pollen from the same plant goes to its own stigma.
    • Result: Self-fertilization, basically the plant version of cloning!
  • Cross-Pollination: Pollen from one plant goes to the stigma of another.
    • Result: A whole new plant, like a genetic mixtape!

Real-world example: Self-pollination is like making a smoothie with only bananas. Cross-pollination is like a smoothie with bananas, strawberries, and maybe some kale (for the adventurous ones!).

Unlock the Full Content! File Is Locked Emoji

Dive deeper and gain exclusive access to premium files of Biology HL. Subscribe now and get closer to that 45 🌟