Answer:
A.
Explanation:
bacteria have cell membranes to mimic a normal cell. this protects the bacteria from being consumed by the body's natural defences .
Answer:
well childhood disease is diseases that happens in childhood like chickenpox and etc
I hope it helps
Answer:
air, oxygen, water, sand. and tea
Answer:
Differences between Sympathetic and Parasympathetic
1. Anatomical: The location of preganglionic neurons of the autonomic ganglia and the extension of preganglionic and postganglionic fibers are different in these two systems;
2. Pharmacological: In the Sympathetic system we have the presence of Cholinergic fibers (Ach) and in the Parasympathetic system we have the presence of Noradrenergic fibers (NE);
3. Physiological: They act antagonistically, they rarely work harmoniously synergistically in coordinating visceral activity (balance)
Antibiotics germs killed immune system in the human body
