the relationship between abotic and biotic environment is called ecosystem.
The answer to this is yes the immune system is like the military of the body
Answer:
Walking alone late one night, you are startled by a moving shadow that you glimpse out of the corner of your eye. The sympathetic division of the autonomic nervous system is activated. When you realize it is just the neighbor’s pet, the parasympathetic division lessens your physiological arousal.
Malic acid and I need points