Answer to Question 1
Answer: Encephalitis is an infection that invades the entire brain. A common cause of encephalitis is a virus transmitted by mosquitos, which in turn receive it from horses, birds, or rodents.
Answer to Question 2
Answer: Prions are protein infectious agents. Prions are three-dimensional proteins that when misfolded can accumulate in a neuron leading to toxicity and death of the cell. Prions cannot be destroyed with heat, and can transmitted to others (transplantation of infected prion tissue).
Three principle forms of natural selection: (a) stabilizing selection, (b) directional selection, an
Head rubbing and licking are common social behaviours within a pride
Common skin signs are often evidence of an illness or disorder. A macule is a discolored spot on the ...
Common skin signs are often evidence of an illness or disorder. A scale is a thin, dry flake of ...
Beta-lactam antibiotics: The beta-lactam ring is common to many different classes of antibiotics.
Some common eye disorders. (D) Conjunctival hemorrhage of the right eye of this patient with ...