DNA double helix keychain with a microscope charm is a great gift for a science major, or medical student. Give as a gift for graduation or any other occasion. The DNA charm is about 1.5 inches long. DNA double helix keychain with a microscope charm is a great gift for a science major, or medical student. Give as a gift for graduation or any other occasion. The DNA charm is about 1.5 inches long. The charms are zinc alloy.
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Celebrate the fields of biochemistry and chemistry with this ID badge keychain lanyard holder. Displays chemical bonds and structuers of molecules and
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Celebrate hematologists, the hematology profession, and the importance of healthy red blood cells with this ID badge keychain lanyard holder. Displays
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