https://sciencewithsusanna.com has diagrams, notes, and practice questions. Quizlet Review: https://quizlet.com/_6jggx7 The immune system has two main branches: the innate immune response and the adaptive immune response. The innate immune response includes cells and mechanisms that are able to react to…

There are so many critters out there, bacteria and viruses that want to wreak havoc in our bodies. How do we defend ourselves against such tiny threats? The immune system! This is quite possibly the most profoundly remarkable aspect of…