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In 2012, two scientists were awarded the Nobel prize for their research on stem cells. They showed that adult cells could be reprogrammed to become cells with the properties of embryonic stem cells. Describe the possible benefits of this research.

No need to use ESC.No rejection.Use to replace diseased cells by reprogramming and give rise to any cell type.

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Can you explain the main events that happen during an action potential?

What is an action potential? When a stimulus of sufficient size is detected, it causes a temporary reversal of charges either side of the axon membrane. It also causes the channels in the axon memb...

Answered by Dominique N. • Biology tutor

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How do you calculate the number of moles of CO2 molecules if the mass is 22g

Firstly, you need to understand that mass= moles x relative formula mass. Using this equation and the understanding of the periodic table, you can work out the relative atomic mass of carbon which is 12 a...

Answered by Charlotte C. • Chemistry tutor

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With reference to two examples, drawn from different regions, discuss the claim that the ruler's identity was more important to single-party states than their policies.

The personality cults of Mao Zedong and Adolf Hitler were highly important to controlling their respective states, as they established a level of informal, "soft" power throughout both their par...

Answered by Euan T. • History tutor

1491 Views

write 2(sin^2(x)- cos^2(x)) + 6 sin(x) cos(x) in terms of cos(2x) and sin(2x)

We use the following double angle formulae cos(2x) = cos^2(x) - sin^2 (x) and sin(2x) = 2sin(x)cos(x) to see that 2(sin^2(x)- cos^2(x)) + 6 sin(x) cos(x) = -2-(sin^2(x)+ cos^2(x)) + 3*2 sin(x) cos(x) = -2...

Answered by Nicola R. • Maths tutor

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