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sleet_krkn [62]
2 years ago
14

How do living things obtain oxygen

Biology
2 answers:
Ber [7]2 years ago
8 0
By breathing you goof ball
crimeas [40]2 years ago
7 0
Through respiration, most animals have lungs or gills and cells have cell membranes that allow oxygen through them in order for the cell to use it
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Answer:

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Since the material observed under the microscope was scraped from under the finger nails and there was no indication of broken skin, it is likely that the observed cells are bacteria.

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