Everything about biology
Category:
Science: Other
Created: 21.12.2008
Questions: 315
Type: Normal
Language: English
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21.12.2008
21.12.2008
21.12.2008
3.
What is the process by which digested food is passed from the gut to the bloodstream
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21.12.2008
21.12.2008
21.12.2008
21.12.2008
7.
What is the general name for any organism which requires oxygen to survive
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21.12.2008
21.12.2008
21.12.2008
10.
What are the air sacs in a mammalian lung across which gas exchange occurs
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