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What is the Hardy-Weiberg principle? How do I use the calculations? What are the limitations?

The Hardy-Weinberg principle is used in population genetics. Population genetics is the study of allele frequencies in populations and how they change over time. There are 2 equation used in the H...

JL
Answered by Jessica L. Biology tutor
3248 Views

Why was the Maastricht treaty so hard to pass?

For lots of people, the Maastricht treaty was the first real step into the concrete future of the European Union. The Maastricht treaty represented obligations and responsibilities for EU member states an...

LJ
Answered by Louis J. History tutor
2388 Views

How do I answer a 'to what extent' question?

You need to do two things here. Firstly, you need to have a clear opinion and argument. The reader should get to the end of your essay and know what it is YOU think in how far the statement stands. Think ...

AG
Answered by Anna G. History tutor
15698 Views

Use the substitution u = cos 2x to find ∫(cos^2*(2x) *sin3 (2x)) dx

∫(cos2 2x *sin3 2x)dx u = cos2x - u =(du/dx) = -2sin2x - differentiate u dx = du/(-2sin(2x)) - dx = -1/2 ∫cos22x * sin22x du - sub in dx-1/2 ∫u2(1-u<...

WB
Answered by Will B. Maths tutor
7879 Views

Does the equation x^2 + 2x + 5 = 0 have any real roots?

This equation has no real roots, as when we test the equation with the formula b2 - 4ac, we get 22 -415 = 4 - 20 = -16. As this is negative we can be assured that this equat...

SB
Answered by Sami B. Maths tutor
5377 Views

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