Science, asked by vikash6686, 1 year ago

draw a systematic representation of transport and exchange of O2 and CO2 in human body

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Answered by saiaashish
1
hey mate this one may help u
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saiaashish: brsin list mark plss
Answered by AmyraSharma
1
hey...
it is a portion from ncert book..
which is very important and right..
hope helps
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