Some viruses attack cells by attaching to their outer covering, entering, and taking over their genetic "machinery". Viruses are able to invade cells after first attaching to their A. nuclear membrane
B. Viral proteins
C. Genetic Memory
D. Cell membrane
E. Other

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