Are All Humans of the Same Blood Type?
A blood type (also called a blood group) is a classification of blood based on the presence and absence of antibodies and also based…
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Antibodies
Why Do We Vaccinate Against Smallpox?
Why Do We Vaccinate Against Smallpox? We vaccinate against smallpox to allow the body to develop antibodies which will make it more or less
What Is Pus?
What Is Pus? The pus, typically white-yellow, yellow, or yellow-brown, we see oozing out from a septic cut is made up of the dead bodies of