Composition of Inspired and Expired Air l Biology 10th in Urdu/Hindi l Ch: Gaseous Exchange

[@fazalhamed1314]

Great lecture 👍❤️

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[@ShahZainAliKhan-r6v]

Outstanding 😍

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[@muheebkhan3214]

Great lecture😊❤

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Thank you! 🙂

[@dr.suhailkhan5892]

Thank you from India..

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You Are Most Wlcm Brother stay blessed Dear

[@abdullahaminafzal4309]

Great sir

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[@SajjadHussain-ee5gd]

Good lecture

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[@SBBEAUTYSTUDIOLARKANA]

Sir I've an question do the remaining 5% oxygen releases during any process or is used

[@SaifUllah-cd5rz]

Why I am inhale O2 and out of CO2 sir g to ham co2 me is oxygen ko wapas bagare karta hai

[@Rajanaeemahmed-bi8vc]

Good

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[@naimalkhan1812]

Nice sir

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