The blood (circulatory system) carries oxygen to your lungs (respiratory system). Oxygen binds to the hemoglobin molecule in your blood and is carried back to the heart, then pumped out to the other parts of the body.
Hope this helps :)
Hhmm,well,i will have to go with number 1.
Answer:
Danger Zone: Never leave food out of refrigeration over 2 hours. Source: USDA
Tetramer
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:)
<span>What percent of alcohol is absorbed by the small intestine?
-</span>80%