phylogenetic tree necklace | silver horizontalDNA_Upsell The red blood cells necklace

The red blood cells necklace in silver (either the large or small format) pairs beautifully with these studs for a hematology-themed matching set

The most specific piece in the collection

This is why your immune response gets stronger against pathogens you have encountered before

and serious horse people with a biology background react the same way

is a pyrimidine base that pairs with adenine in DNA through two hydrogen bonds

phylogenetic tree necklace | silver horizontalDNA_Upsell The red blood cells necklacephylogenetic tree necklace sterling silver A phylogenetic tree necklace for evolutionary biologists, taxonomists, and anyone who has spent late nights running maximum likelihood on a sequence alignment. The branching diagram that connects every species on Earth to a common ancestor, in sterling silver. The Science Behind the Phylogenetic Tree Charles Darwin sketched the first one in his 1837 notebook, with the words "I think" written above it. Modern