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Biology Tuition Singapore Secondary Science Tuition – Cells Questions   Q1) Which of the following is not found in a typical animal cell? A. Cell membrane B. Nucleus C. Vacuole D. Cell wall   Q2) Which of the following statements is true? A. A cell is the basic unit for animals only. B. A multicellular… Continue reading →

Physics Tuition Singapore Secondary Science Tuition – Electricity Chemical Effect   Chemical effect A chemical change caused by electricity is called electrolysis An electrolyte is a liquid or a solution which can conduct electricity. The electrolyte undergoes chemical change when electricity passes through it. Electrodes are electrical contacts which allows electric current to leave and… Continue reading →

Chemistry Tuition Singapore Secondary Science Tuition – Atoms. Ions and Molecules   IONS All atoms are electrically neutral. They have equal number of protons and electrons. When an atom loses or gains electrons, the number of protons is not equal to the number of electrons Therefore, the atom will not be electrically neutral. When an… Continue reading →

Biology Tuition Singapore A Level H2 H1 Biology Tuition – ISOLATION CLONING SEQUENCING DNA-Preparation of Genomic DNA   Assume that you are trying to insert a gene into a plasmid. Someone gives you a preparation of genomic DNA that has been cut with restriction enzyme X. The gene you wish to insert has sites on… Continue reading →

Economics Tuition Singapore A Level H2 H1 Economics Tuition – Fears are growing that the UK   Fears are growing that the UK is running the risk of a period of painful “stagflation” – the toxic cocktail of stagnating growth, high unemployment and rising prices Discuss whether the Singapore government should focus more on achieving… Continue reading →