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.
Holidays,School Breaks,Calendars for NYC Public School 2016-17. Brooklyn is known to have some of the best public schools in the city. Folks flock to brownstone brooklyn for coveted spots in the local public schools. However, the secret is out and now there are wait lists for kindergarten classes.