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What is the purpose of mitochondria in the cell?

Mitochondria is the power house of the cell, it's a membrane bound organelle which generates energy for cellular activity (e.g. protein production) by generation of ATP through aerobic (requires oxygen) resp...
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Answered by Imade R. • Biology tutor
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Solve the following simultaneous equation: y= x^2 - 3x + 4 y - x = 1

When it comes to solving simultaneous equations the way you structure your working out will really help you get to the correct answer. The layout can be used for all simultaneous equations and will make even...
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Answered by Anisha P. • Maths tutor
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Solve the following equation: x^3 + 8x^2 + 4x - 48=0

To solve a cubic equation, you first have to guess at values for x that will solve the equation. Generally, it is good practice to start with 0, then use +/- 1, +/- 2 and so on until you find a value that wo...
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Answered by Richard B. • Maths tutor
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Solve the equation (2x-4)/2 + (6x+1)/3 = (16x+10)/12.

To solve this equation for x we must first make sure there is a common denominator across the whole equation. In this case as 2 and 3 are both factors of 12, meaning 12 can be divided by them to generate ano...
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Answered by Steven D. • Maths tutor
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Global temperatures are expected to increase by 0.3-4.8 degrees C by 2100. Name 3 ways this will effect the physical environment.

Any 3 of: Melting ice Melting ice causes sea levels to rise, which could flood coastal habitats forever, losing the land and associated biodiversity.Changes to the way sea ice changes through the year is aff...
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Answered by Ella D. • Geography tutor
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