<span>
Oxygen will diffuse from an area of higher concentration (outside the cell) to an area of lower concentration (inside the cell). </span>
RNA, in one form or another, touches nearly everything in a cell. RNA carries out a broad range of functions, from translating genetic information into the molecular machines and structures of the cell to regulating the activity of genes during development, cellular differentiation, and changing environments.
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Answer:
RBCs contain hemoglobin (pronounced: HEE-muh-glow-bin), a protein that carries oxygen. Blood gets its bright red color when hemoglobin picks up oxygen in the lungs. As the blood travels through the body, the hemoglobin releases oxygen to the different body parts.
Explanation:
Hope this helps.
Answer: Asthma
Asthma is an allergic reaction
characterized by the constriction of the bronchial tubes. Asthma<span> (AZ-ma) is a
chronic (long-term) lung disease that is characterized by the constriction of
the bronchial tubes or airways. It
causes chest tightness, shortness of breath, whistling sound when you breathe, and
coughing. </span>
