Official Answer Key & Detailed Solution
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Correct Answer: Option (B) — Cloning a human embryo for the first time : Germany
Concept & Option Breakdown
Standard Reference VerifiedPair (b) is incorrectly matched: The first cloning of a human embryo was reported by Advanced Cell Technology (ACT) based in Massachusetts, USA (2001). Germany has strict legal prohibitions against human embryo cloning under its Embryo Protection Act. Pairs (a), (c), and (d) are correct: The transchromosomic mouse was developed in the UK (1997); NASA (USA) executed the Deep Impact collision with comet Tempel 1 (2005); and JAXA (Japan) touched down on asteroid Itokawa via the Hayabusa mission (2005).
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