Is a 1950 ford sedan battery a positive or a negative ground? Why are gram-positive bacteria purple in colour while gram negative are red? Gram-positive bacteria have a thick mesh-like cell wall which is  made up of peptidoglycan (50-90% of cell wall), which stains  purple.
If you talk about best schools in delhi ncr â Shri Ram School and DPS schools chains dominate top rankings. However Amity School is also considered in top schools. Being from Gurgaon and an alumni of DPS SECTOR 45 I can say DPS Sector 45, Sushant Lok are still the best schools in gurgaon particularity.
Green School in Bali, Indonesia is giving its students a natural, holistic and student-centered education in one of the most amazing environments on the planet. The U.S. Green Building Councilâs Center for Green Schools awarded Green School the â 2012 Greenest School on Earth â. This was an affirmation of the program we provide to enrich and nurture our students.