Darwin believed that organisms with traits that were best suited for the environment would

remove the trait
project the trait
eliminate the trait
pass these traits on to their offspring

Pass these traits on to their offspring
This is like Natural Selection or survival of the fittest so then the species pass down their traits to their offspring

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