वैज्ञानिकों ने WAND नामक एक उ� – McqOptions

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1.	वैज्ञानिकों ने WAND नामक एक उपकरण विकसित किया है जो पेसमेकर की तरह काम करता है जिसके लिए यह शरीर का हिस्सा है?
A.	दिमाग
B.	दिल
C.	फेफड़े
D.	जिगर
Answer» B. दिल

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