your skin and white cells that kill bacteria
Mesopotamia was the civilization that had greater natural defenses.
the
The Natural Defenses of Egypt are the cataracts, the delta, the eastern and western desert.
The teeth and claws.
The immune system
It kept out invader's.
Resistance.
Yes, it dehydrates the body and weakens the bodies defenses.
because it worked
Deserts and Mountains
Our bodies have many natural defences. Our main internal defence would be our immune system which helps combat bacterial and viral diseases. Our main external defence would be our skin which protects our body and prevents pathogens and microbes from entering our bodies. Hope This Helps :D
Your body's most important nonspecific defense is the skin. Other nonspecific defenses include mucus, sweat, and tears.