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Initially, Macbeth is described as 'brave' and 'valiant' by his fellow comrades. These men speak about Macbeth attacking someone on the battlefield, he "unseam'd" his opponent "from the nav...

A limiting factor is an environmental factor that restricts metabolic reactions from occurring within an organism. The 3 main limiting factors in photosynthesis are the light intensity, carbon dioxide con...

x=1x=7

(a) The gradient of y=3x+7 is 3 and rearrange 2y–6x=8 to y=3x+4 to show the gradient of 2y–6x=8 is also(6÷2=) 3. Alternatively, choose a value for x and find y value for both lines (e.g. (0, 7) and (0, 4)...

Isotopes are elements that have the same number of protons as the standard example in the periodic table, but have a different amount of neutrons.An example of this is C-12, C-13 and C-14. C-12 is the sta...