The diagram illustrates a simplified evolutionary tree (phylogenetic tree) showing the relationship between different groups of reptiles and birds, highlighting when eggs and chickens first appeared. Here’s a breakdown: 1. Eggs Already Existed: The arrow pointing to “Eggs already existed here” refers to the fact that egg-laying as a reproductive strategy originated long before chickens appeared. The amniotic egg, which has a protective shell, evolved in the common ancestor of reptiles and birds,
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The diagram illustrates a simplified evolutionary tree (phylogenetic tree) showing the relationship between different groups of reptiles and birds, highlighting when eggs and
Science Is Fun For Everyone. . The diagram illustrates a simplified evolutionary tree (phylogenetic tree) showing the relationship between different groups of reptiles and birds, highlighting when eggs and chickens first appeared. Here’s a breakdown: 1. Eggs Already Existed: The arrow pointing to “Eggs already existed here” refers to the ...
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Science Experiments for Kids
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12 ways to make science fun for your kids at home
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3D Printing Dry Box Filament Tags from Genetic Designs #3dprinting #Filament #organization **📦 Unboxing & Storing 3D Printing Filament: My Method for Optimal Filament Care! 🌟** Hey everyone! 👋 Today, I'm excited to share my tried-and-true method for unboxing, storing, and labeling 3D printing filament. Proper filament storage is crucial for maintaining print quality and ensuring the longevity of your materials. Here's a step-by-step breakdown of how I do it: 1. **Unboxing the Filament**: I st
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