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For this year’s science fair project, he tested epigallocatechin-3-gallate (EGCG), an antioxidant in green tea, to determine whether it could prevent breast cancer tumors in planaria, a type of ...
Chapter 18 (Wastewater Story) of CBSE Class 7 Science NCERT Book (PDF) is available here for download in PDF format. Download now and prepare for CBSE Class 7th Science exam.
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