BBC

Solving one and two-step linear equations

Make sure you are confident in calculating with negative numbers, which is a skill often needed to solve equations. To solve the equation, do the inverse operation. The inverse of multiplying by 12 is ...
BBC

Solving more complex linear equations

Make sure you are confident in solving one and two-step linear equations and expanding brackets in order to tackle these more complex types of equations. Substitute close substituteIn algebra, to ...
Nature

maxXbond: first regeneration system for DNA binding silica matrices

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 ...
National Rugby League

How does the system work? /

What is the process to charge a player? Every match of the Telstra Premiership is reviewed by a member of the Match Review Committee live within the NRL Bunker, looking to identify and highlight ...
Nature

Generation of tissue-specific and promiscuous HLA ligand databases using DNA microarrays and virtual HLA class II matrices

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 ...