This week, we bring you sample questions based on previous year questions of JEE Main for the chapter 'Matrices And Determinants' from Mathematics. The chapter includes: Matrices, algebra of matrices, ...

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Silica matrices are a key technology for the purification of DNA. Today the rapid isolation of pure DNA samples is essential for a variety of molecular biology protocols in research and commercial ...

In collisions at CERN’s Large Hadron Collider, hotter than the Sun’s core by a staggering margin, scientists have finally ...

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Most pockets in the human leukocyte antigen–group DR (HLA-DR) groove are shaped by clusters of polymorphic residues and, thus, have distinct chemical and size characteristics in different HLA-DR ...

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Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...