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Explain how bacteria are important in cycle within ecosystems.

Bacteria are important in the carbon cycle, because they produce carbon dioxide by breaking down dead animal and plant matter. Therefore, they act as decomposers.Bacteria are important in the nitrogen cycle,...
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Answered by Lily P. • Biology tutor
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Student - If I am asked to discuss a theme 'elsewhere' in the novel, how would I go about answering the question?

Example past exam question: Explain how Jane experiences physical and/or emotional pain elsewhere in the novel. ( Jane Eyre, Charlotte Bront ë) Although this question could lead to a narrative response, its ...
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Answered by Abigail L. • English tutor
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What is the difference between mitosis and meiosis

Both are forms of cell division. All 'normal' cells undergo mitosis to produce identical copies of themselves with the same number of chromosomes. This increase in cell number leads to growth/repair of tissu...
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Answered by Hasan R. • Biology tutor
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Simultaneous Equation: 3x + y = -4 / 3x - 4y = 6

Route 1 (Standard): 1. 3x + y = -4 / 2. 3x - 4y = 6 / MINUS 2 FROM 1 / y - (-4y) = 5y / -4 - 6 = - 10 / 5y = - 10 / y = -2 /PUT y-VALUE BACK INTO ORIGINAL EQ / 3x - 2 = -4 / 3x = - 4 + 2 / 3x = -2 / x = - 2/...
Answered by • Maths tutor
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2(x+4)=x+10

When solving equations like this, the most important thing to remember is that you must do the same thing to both sides. First multiply out the brackets, multiplying the x and the 4 by 2, giving 2x+8=x+10. W...
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Answered by Mimi H. • Maths tutor
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