|Cholera, plague, tuberculosis, and tetanus are caused by ____.
|Your two ____ filter blood plasma by separating it from waste.
|Your two ____ take in oxygen and expel carbon dioxide.
|Arteries, veins, and capillaries are blood ____.
|The four human blood ____ are: A, B, AB, and O.
|Incisors, canines, bicuspids, and ____ are types of teeth.
|Proteins are polymers (chains) of ____.
|Hypersensitivity of the immune system can cause ____.