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In terms of ecological pyramids, how can pyramids of numbers sometimes be a different shape from pyramids of biomass, even for the same food chain?

Ecological pyramids are a way of visualizing a food chain, either with the mass of organisms or the total number of the population of organims at each stage of the food chain. Pyramids of biomass are always ...
RN
Answered by Robynne N. • Biology tutor
18972 Views

Find the general solution of 2 dy/dx - 5y = 10x

Try y=Ae bx diffrentiate this (dy/dx = Abe bx ) and sub into 2dy/dx -5y = 0 to find complementary function. 2Abe bx - 5Ae bx = 0 2b - 5 = 0 b = 2.5 Find the particular integral using trial solution y = Cx+D,...
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Answered by Amy H. • Maths tutor
5435 Views

Solve the equation for x: 3x^2 -5 = 22

x =3 or x= -3
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Answered by Rachel M. • Maths tutor
3880 Views

How do mitosis and meiosis have different outcomes?

The beginning of both of these cell activities are very similar with the 23 pairs (46) chromosomes replicating resulting in 2 sister chromatids. At this point when the spindle fibres attach is when the proce...
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Answered by Thomas P. • Biology tutor
2846 Views

A Level: Did God write the Bible?

The question of Biblical Authorship is a massive topic and it's very important to for understanding why we give it such authority, and also for being able to assess the legitimacy of that authority. Firstly,...
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2911 Views