Answer:
Solidifications of molten materials.
Answer:
<em>What is the role of alveoli in respiration ⇔ Alveoli are the place where the exchange of gases takes place. The outer part of alveoli has blood vessels. These vessels are carrying Co2 rich blood to exchange at the alveoli. The O2 from the alveoli is diffused into the blood while co2 is sent into the lungs. That O2 rich blood is then carried to heart to pump it to the whole body. and this process continues. </em><em>The alveoli are where the lungs and the blood exchange oxygen and carbon dioxide during the process of breathing in and breathing out.</em>
Explanation:
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Explanation:
A university is building a new student center that is one third the distance from the arts center to the Academic.
Which is the first indicator of an infection in the body?
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B. an increase in the number of WBCs in the blood</span>