what was Francis Crick, Erwin Chargaff,Rosalind Franklin, Linus Pauling, Maurice Wilkins, and James Watson contribution to the dna story?

Question

what was Francis Crick, Erwin Chargaff,Rosalind Franklin,	Linus Pauling,	Maurice Wilkins, and James Watson contribution to the dna story?

anonymous · Answer

i just need like breif things

anonymous · Answer

ergwin chargaff told dat in double stranded dna no. of pyrimidines nitrogen base is equal to no. of purine Nitrogen base

anonymous · Answer

what is preent

anonymous · Answer

watson and crick present double helix model of dna

franklin pauling and wilkins studied souble stranded model of dna with the help of x-ray diffraction method

anonymous · Answer

sorry for inconvenience i have done so many typing error now alright?

anonymous · Answer

yes thank you