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Why does a cell shrink when placed in an environment with a high sugar content?

Water moves down a concentration gradient, where it goes from an area of high concentration to a low concentration. This is a process called osmosis which does not require any energy. When a cell is place...

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Answered by Sarah Y. Biology tutor
5663 Views

Draw the circuit that could be used to investigate how the current through a filament lamp affects its resistance. How could it be used to investigate this? (6 marks)

*Circuit diagram showing a battery, filament lamp, ammeter and variable resistor connected in series, with a voltmeter connected in parallel with the filament lamp.*The resistance of the variable resistor...

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Answered by Oliver B. Physics tutor
12992 Views

Draw and label a diagram to show the effects on the equilibrium market position to show the effects of a hot sunny day on the market for ice creams.

Demand Shift to the Right:As we can see on the diagram this increase in demand for ice-cream will cause the demand to make a full shift to the right (reference positions X-Y). This will mean that the equi...

CF
2073 Views

Explain the type of bonding in sodium chloride.

The type of bonding in sodium chloride is ionic. This sodium atom loses its outer most electron to complete its outer most shell to form a sodium ion (positive) and donates it to the chlorine atom which a...

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Answered by Ankit R. Chemistry tutor
4238 Views

Given y=2x(x^2-1)^5, show that dy/dx = g(x)(x^2-1)^4 where g(x) is a function to be determined.

y=2x(x2-1)5 --> y=uv, where u=2x; v=(x2-1)5 --> thus product rule required.u'=2v'=10x(x2-1)4Product rule: dy/dx = uv' + v'uTherefore...

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Answered by Sean H. Maths tutor
4203 Views

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