A few hours after exercising
Answer:
Oxygen passes from inside the alveoli through the thin walls and dif- fuses into the blood. At the same time, carbon dioxide waste passes from the blood into the alveoli.
Explanation:
Technology is the collection of techniques, skills, methods, and processes used in the productions of goods or in the accomplishment of objectives, such as a scientific investigation.
The Olympics originate from ancient Greece.
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They share family characteristics, such as praying before a meal or bed
