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Hace 16 horas · Rosalind Elsie Franklin (25 July 1920 – 16 April 1958) was a British chemist and X-ray crystallographer whose work was central to the understanding of the molecular structures of DNA (deoxyribonucleic acid), RNA (ribonucleic acid), viruses, coal, and graphite. Although her works on coal and viruses were appreciated in her lifetime, Franklin's contributions to the discovery of the structure ...
Hace 16 horas · An image of the 46 chromosomes making up the diploid genome of a human male (the mitochondrial chromosomes are not shown). In the fields of molecular biology and genetics, a genome is all the genetic information of an organism. It consists of nucleotide sequences of DNA (or RNA in RNA viruses).The nuclear genome includes protein-coding genes and non-coding genes, other functional regions of ...
Hace 2 horas · May 22, 2024, 07:29 PM IST. 10 cities with most skyscrapers. Mahipal Chouhan. Hong Kong - Leading the list with approximately 546 skyscrapers, Hong Kong's skyline is one of the most recognizable in the world. Shenzhen, China - This rapidly growing city has around 351 skyscrapers, including some of the tallest in the world.
23 de may. de 2024 · Cut measures 3" x 5" in size and has been hand-signed by Richard Frost. " Presenting an extraordinary piece of aviation history: a signed cut signature of Richard Frost, encapsulated and authenticated by PSA/DNA. Richard Frost's name resonates within the annals of aviation as a testament to courage, skill, and dedication. As a distinguished pilot, Frost exemplified the highest standards of ...
