Answer:
<h3>★★Human health is influenced by many factors like nutritional, biological, chemical or psychological. It is quite true that environment has a direct impact on those living in it and many diseases are the outcome of man's maladjustment to his environment.</h3>
Answer:
The blood vessel from lungs to heart is pulmonary vein which carries oxygenated blood.
Four abiotic factors in a prairie ecosystem would be soil, climate/temperature, water, and oxygen. Hope this helps!
More negatively charge than the outside.
