TLR genes are restricted to eumetazoans and probably originated at the dawn of animal evolution more than 700 million years ago. With rare exceptions, both TLR and nuclear factor-kappaB (NF-κB ...

The earliest known primitive chordate is Pikaia gracilens ... (a rodlike primitive backbone), a significant step in the evolution of vertebrates. Cambrian sediments found in Canada, Greenland ...

“Evolution isn't just a story about where we came from. It's an epic at the center of life itself.”– Kenneth R. Miller, Biologist, Brown University If you are reading this sentence, you’re ...

This book first introduces evolution and modern methods of tracing it, then considers the distinctive body plan of each invertebrate phylum showing what has evolved, how the animals live, and how they ...

Write a letter to your friend explaining about your ‘new’ theory of evolution. You could always stain your letter to make it look old using a teabag.

7, 2024 — A new study illuminates the cultural evolution that took place approximately 50,000 to 40,000 years ago, coinciding with the dispersals of Homo sapiens across Eurasia. The insights ...

Essentials of Biology is a non-majors general biology course without a laboratory. The topics that will be covered include biological molecules, cell structure and function, cellular metabolism, cell ...

The discovery of this new species, dubbed Nuucichthys rhynchocephalus, is a valuable contribution to early vertebrate ...

As the iPhone ages, let's look at how the now-iconic device has matured since its arrival in 2007. The iPhone has come a long way since its arrival in 2007. Here’s our look at every iPhone that ...

Compare the beaks of six of Darwin's Finches from the Galápagos Islands - a useful starter video for a lesson on adaptation and evolution. Explore the evolution of life on our planet in the From the ...

Our Human Evolution gallery explores the origins of Homo sapiens, tracing our lineage since it split from that of our closest living relatives, the chimpanzee and the bonobo. Gallery developer Jenny ...

The Clash Royale card evolution update was released on June 19, 2023, revolutionizing the game by upgrading standard cards to higher levels. Initially, only four evolved cards were available ...