Cell nucleus chromosome gene nucleotide base subunit atom
Answer:
<em>hope</em><em> </em><em>it</em><em> </em><em>helps</em><em> </em><em>you</em><em>.</em><em>.</em><em>.</em><em>.</em><em>.</em><em>.</em>
Answer:
absorption of oxygen
Explanation:
the others would not make sense so i think this is the answer
Depending on baseline oxygen saturation and the pathological condition of the lungs, risks associated with altitude exposure include profound hypoxemia, pulmonary hypertension, disordered ventilatory control, impaired respiratory muscle function, and sleep‐disordered breathing.