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It is necessary because Oxygen demands need to be reduced. This may require more aggressive support
including the use of continuous positive airway pressure (CPAP) or mechanical
ventilation. Newborns born to drug-addicted mothers exhibit hyperirritability,
exaggerated reflexes, and transient tachypnea.
If they didn't adapt, they couldn't survive in the changed environment.
Because abiotic factors determine the kind of organisms that are able to live in certain conditions.