Biology IGCSE Edexcel - Specimen 2017 - Paper 1
Keywords: global warming, vetor, enzymes, body temperature, vasoconstriction, vaccination, quarantine.
Keywords: cloning animals.
Keywords: gas exchange in plants, stomata, plant growth, transpiration, water loss.
Keywords: the kidney, glucose, glomerular filtrate, water, ADH.
Keywords: DNA, protein synthesis, codon, bases, mutation, phenotype.
Keywords: the nitrogen cycle, nitrates, water pollution.
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