Vector - An organism (usually an arthropod such as a flea, mosquito, or tick) that carries an infectious agent from one host to another.⏎
Symptom - A subjective indication of the presence of disease or a departure from the body’s normal state of functioning. ⏎
Urogenital Disease - Disease of the organs involved in the excretion of fluids and reproduction.⏎
Universal Flu Vaccine - A vaccine that is effective against all forms of the influenza virus.⏎
Yeast - A broad group of microscopic fungi that includes harmless forms of yeast used in baking and alcoholic fermentation as well as pathogenic species that can cause disease.⏎