sentence: In their quest for the perfect seed , genetic engineers have strengthened crops that are destroying the seeds ' biodiversity , as stand by research led by Greenpeace , GMC crops are threatening to human health because they present more toxic traces than non - modified crops .
modified: In their quest for the perfect seed , genetic engineers have strengthened crops that are destroying the seeds biodiversity , as stand by a research led by Greenpeace , GMC crops are threatening to human health because they present more toxic traces than non - modified crops .
transformation: NOUN:POSS, K, DET