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How would you answer a frequency tree question such as '400 people were asked if they drink orange juice, 8/10 say yes, 25% of these say yes to drinking 3 cups a day. Complete the frequency diagram.'?

There are a total of 400 people, therefore to work out how many people said yes you would need to divide 400 by 10 which would equal 40 then times 40 by 8 which comes to 320. To establish how many people sai...
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Answered by Megan C. • Maths tutor
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Describe the cell cycle

The process of cell division is called the cell cycle. G1 phase - Cell grows in size and cellular contents (e.g. organelles) duplicate so that the new cells will have enough to function. S phase - The chromo...
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Answered by Samuel P. • Biology tutor
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What is the difference between diffusion, osmosis and active transport?

Diffusion is the movement of particles, either in gas or solution, from an area of high concentration to an area of low concentration until the concentration in the whole area is equal. This also occurs acro...
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Answered by Samuel P. • Biology tutor
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How can I remember enough about a novel to answer a close-book exam question?

This is a really important question! A lot of people struggle with the immensity of the task of remembering enough detailed information about a novel to answer an essay question in an exam. Even though ultim...
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When should I use the imperfect and when should I use the preterite tense?

The preterite tense is used to describe single, completed actions in the past. For example, "last Monday I went to the cinema" - "el lunes pasado fui al cine". The only time we use the pr...
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Answered by Caroline M. • Spanish tutor
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