Answer:
The skin covers almost all parts of your body to prevent infection from pathogens.
Explanation:
If it is cut or grazed is immediately begins to heal itself, often by forming scad,scar, which preventprevents infection as the skin acts as a physical barrier.
I don't get it :( oooooooffffffff
About 8-10 days, in monitored conditions
Answer: Bird flu is caused by a type of influenza virus
Explanation:
