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First simplify the equation! This means making the side with your Xs on easier to read.162÷2=81Now we have x² = 81 √81=9(Remember 9x9=81.)

Requirements·            Original DNA sample (to be amplified)·            dNTPS (4 DNA nucleotide bases)·            Thermal cycler (reaction vessel)·            Buffer solution (to maintain stable pH)· ...

The term 'global commons' refers to resources that are shared and accessible by all, with no single governing country or power. The four notable global commons include the high seas, the atmosphere, outer...

Haemoglobin is a molecule in red blood cells with a high affinity for oxygen. It consists of 4 haem groups, each of which associate with one oxygen molecule at high pO₂, typically in the lungs....

Rearrange y - 3x = 13 to y = 13 + 3xSquare y to give y^2 = 169 +78x +9x^2Sub into first equation to give x^2 + 169 + 78x +9x^2 = 25Simplify to give 10x^2 + 78x + 144 = 0 Apply quadratic formula to solve ...