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 A - Unity & diversity
Biology HL
Biology HL

Theme A - Unity & diversity

Unveil DNA & RNA's Unique Characteristics!

Word Count Emoji
398 words
Reading Time Emoji
2 mins read
Updated at Emoji
Last edited on 14th Jun 2024

Table of content

Double trouble or solo artist?

DNA

  • Structure: Double-stranded (Think of a twisted ladder or the "double helix")
  • What's up with that? Just like having two hands to clap, DNA has two strands that help it be more stable and protect the vital genetic code.

RNA

  • Structure: Single-stranded (Imagine a single ribbon fluttering in the wind)
  • Real-world Example: Think of RNA as the single-string guitar playing the music of life. It's more flexible and can get into tight spaces, helping it to perform various functions like translating DNA's instructions into proteins.

The fabulous four bases - a twist in the plot

DNA's Star Cast

  • Adenine (A)
  • Cytosine (C)
  • Guanine (G)
  • Thymine (T) – The unique guy!

RNA's Star Cast

  • Adenine (A)
  • Cytosine (C)
  • Guanine (G)
  • Uracil (U) – The twist!

Spot the Difference: Instead of Thymine, RNA has Uracil. Imagine swapping one player on a basketball team; it changes the game slightly, doesn't it? This change helps RNA interact differently with other molecules, and Uracil is like the star player with a different style.

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 🌟

Nail IB's App Icon
IB Resources
Theme A - Unity & diversity
Biology HL
Biology HL

Theme A - Unity & diversity

Unveil DNA & RNA's Unique Characteristics!

Word Count Emoji
398 words
Reading Time Emoji
2 mins read
Updated at Emoji
Last edited on 14th Jun 2024

Table of content

Double trouble or solo artist?

DNA

  • Structure: Double-stranded (Think of a twisted ladder or the "double helix")
  • What's up with that? Just like having two hands to clap, DNA has two strands that help it be more stable and protect the vital genetic code.

RNA

  • Structure: Single-stranded (Imagine a single ribbon fluttering in the wind)
  • Real-world Example: Think of RNA as the single-string guitar playing the music of life. It's more flexible and can get into tight spaces, helping it to perform various functions like translating DNA's instructions into proteins.

The fabulous four bases - a twist in the plot

DNA's Star Cast

  • Adenine (A)
  • Cytosine (C)
  • Guanine (G)
  • Thymine (T) – The unique guy!

RNA's Star Cast

  • Adenine (A)
  • Cytosine (C)
  • Guanine (G)
  • Uracil (U) – The twist!

Spot the Difference: Instead of Thymine, RNA has Uracil. Imagine swapping one player on a basketball team; it changes the game slightly, doesn't it? This change helps RNA interact differently with other molecules, and Uracil is like the star player with a different style.

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 🌟