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This is a 6 mark question, so for a student to achieve all 6 marks:List 3 factorsExplain each factor
Here are some possible factors and explanations:Single parent families may lack resources needed t...

Gaseous exchange is the process by which one gas is exchanged for another, and occurs via diffusion between air in alveoli and the blood capillaries surrounding them. Inspiration is the process by which a...

Systematic desensitisation is a method of treating phobias by gradually increasing exposure to the phobic stimulus. This is very different to the method of flooding which is instantly and explicitly expos...

A conditional or "si" clause ALWAYS has two parts: 1) a subordinate clause that contains a condition/hypothesis - this is almost always introduced by the word "if" ("si")2) a...

Alterations to tumour suppressor genes such as their increased methylation, mutation in the genes, or an instance where the tumour suppressor genes are not being transcribed or expressed, results in rapid...