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Describe the structure of human DNA (4 marks)

- 2 strands: Intertwine to form a double-helix structure Phosphodiester bonds between between phosphate group and pentose sugar of nucleotides - 4 Bases: Cytosine, Guanine, Adenine, Thymine. Complementary ba...
CC
Answered by Christos C. • Biology tutor
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How do I write a good introduction?

Your introduction is the cog that gets the others turning in your essay. An introduction to any essay should primarily outline the argument or points that you will make in your essay, while remaining clear a...
RG
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How can the UK government use fiscal policy to target inflation levels in the economy?

Fiscal policy is the adjustment of government spending and taxation to manipulate macroeconomic objectives, such as inflation. For example, if inflation is above the 2% (+/-1%) target set out by the Monetary...
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Answered by Daniel M. • Economics tutor
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How do you form the negative imperative?

the negative imperative can be formed one of 4 ways: a) With ne (nemo, nihil, numquam) + perfect subjunctive, when indicating a harsh command. eg: Ne timueris! = Do not be afraid b) with noli, nolite + prese...
GV
Answered by Giulia V. • Latin tutor
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Explain how the nerve impulse passes along the neuron

Resting membrane potential of a neuron is maintained by active transport of sodium (Na+) out of the cell and potassium (K+) into the cell through the Na+/K+ pump. Due to the negative charge of Cl- and some a...
EK
Answered by Elena K. • Biology tutor
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