Care must be taken in interpreting electron micro graphs, some features visible in an electron micrograph may not be present in the living cell. explain why.

i can give an example-nanobacteria: through electron micrographs, some scientists thought that the structures they are looking at is bacterium and it is nano sized. so, they concluded the existence of nano bacteria. but, when many other scientists started studying about it, they found that they are not bacteria but are crystals of some inorganic compound!!i hope this helps. nano bacteria donot exist, but nano sized bacteria do exist--they are nothing but some dormant stages of bacteria.

The need activity of the nurse is to suction discharges from the trachea. current treatment approaches in the pressing consideration facilities or crisis offices are corticosteroids and nebulized epinephrine; steroids have demonstrated advantageous in extreme, direct, and even gentle croup. in the clear instances of croup, anti-microbials are not endorsed, as the etiology is viral