But Why: A Podcast for Curious Kids cover image

But Why: A Podcast for Curious Kids

Why do oranges have peels?

Jun 14, 2024
Fernando Alferez from the University of Florida's Research Center discusses citrus fruits: why they have peels, seed protection, sourness of lemons and limes, seedless orange reproduction, year-round availability, citrus varieties, and the origin of the word 'orange'
24:19

Podcast summary created with Snipd AI

Quick takeaways

  • Citrus fruits protect seeds through their peelings, evolving segmented structures for efficient seed dispersal.
  • Citric acid in lemons and limes induces their sour taste, while seedless varieties are bred for the market.

Deep dives

Fascinating Facts About Citrus Fruits

Citrus fruits like oranges, mandarins, lemons, grapefruits, pomelos, and limes fall under the botanical group called Hesperidium. These fruits protect their seeds, which are crucial for reproduction. The fruit's purpose is to shield the seeds as they develop. Farmers ensure consistent fruit flavors by grafting branches with desirable characteristics onto new trees. Professor Fernando Alferez shares insights into citrus fruit research, focusing on improving fruit quality and disease resistance.

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