Answer:
virus spreads mainly between people who are in close contact with each other, typically within 1 metre. A person can be infected when aerosols or droplets containing the virus are inhaled or come directly into contact with the eyes, nose, or mouth.
Explanation:
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Answer:
The biosphere is made up of the parts of Earth where life exists—all ecosystems. The biosphere extends from the deepest root systems of trees, to the dark environments of ocean trenches, to lush rain forests, high mountaintops, and transition zones like this one, where ocean and terrestrial ecosystems meet.
<span>The primary feedback mechanism that the body uses in order to maintain homeostasis is negative feedback. These feedback mechanism works through various pathways with centres in the brain acting as an integrating centre. For example, when you eat something and digest and absorb it, your body will release insulin in order to prevent glucose levels from becoming to high. If any feedback mechanism malfunctions, you have a disease state.</span>