Answer:The immune system is a network of cells, tissues and organs that work together to attack pathogens that try to invade your body. Bacteria, parasites and fungi that may cause infection meet a system of immune soldiers, including T-lymphocytes, macrophages and neutrophils.
Explanation:
Weight loss pills, starving, puking food up, over exertion..
Pulmonary circulation transports oxygen poor blood from the right ventricle to the lungs to get oxygenated.
Answer:
The consumption of calories is much more than the spending of calories. Numerous factors which lead to obesity are genetics, eating routine, less exercise, endocrine factor, as well as stress
Answer:
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Explanation:
The carbon cycle describes the process in which carbon atoms continually travel from the atmosphere to the Earth and then back into the atmosphere. Carbon is released back into the atmosphere when organisms die, volcanoes erupt, fires blaze, fossil fuels are burned, and through a variety of other mechanisms.
