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How does genetic engineering work?

It is a simple idea whereby we take new working genes, named wild types, and replace the faulty genes of some ones cells. This means the cells will then take up the new DNA and make a functional version of t...
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Answered by Edward S. Biology tutor
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What at the alkali metals?

These are the group one elements on the periodic table. They are highly reactive so are stored under oil. When they react with water it is often a violent reaction. It also turns to water alkaline, hence why...
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Answered by Edward S. Chemistry tutor
4645 Views

Why does Cordelia have to die in "King Lear"?

Cordelia's death highlights the injustice and brutality of the world in which the play is set. Her death ends Lear's last hope of happiness, and exposes fully the foolishness of his efforts to force his daug...
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What does the functionalist theory of history claim about the Nazi holocaust?

The functionalist theory claims that Hitler had no long-term coherent plan for the destruction of the Jews. Rather, the Holocaust arose out of various confused policies he implemented, all intended to harm, ...
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Answered by Jennifer M. History tutor
7878 Views

Why do we use the imperfect tense?

Imperfect can be descriptive, refers to a repeated event, or one that continued over a long period of time, or was interrupted by another event. For example: "Je mangeais dans le café quand j'ai vu Phil...
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Answered by Jennifer M. French tutor
2340 Views