Inhalation is the process where oxygen is taking in to the respiratory system thru the nasal passageways and to the tiny alveolar sacs of the lungs. This process also expands the lungs and the diaphragm heightens or elevates upward.
The counterpart of inhalation is exhalation, where the carbon dioxide is taken out of the lungs in opposite of the oxygen passageways.
This two exchange is called the gas exchange or respiration which happens in the respiratory system responsible for enabling and providing oxygen throughout the body.
Explanation:
While only about 5% of bacterial species are pathogenic, it is assumed that about 70% and above are non-pathogenic.
Plz MARK AS BRAINLIEST
Answer:
Most likely erosion.
Explanation:
Erosion breaks down big pieces of rock over time, and simply listed in 3rd grade geography, the appalachian mountains were worn down by erosion too.
If viruses we somewhere else in the universe, they would be considered as living organisms because they would be living on their own and viruses cant survive out of a host cell, there are no hosts anywhere else in the universe only on earth because sustainace of life can only exists on earth
