Structure M carries nerve impulses from the eye to the brain. Name structure M.
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c.
Give the letter of the structure that light passes through first when it enters the eye.
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Markscheme
2.4 The eye Questions
42 exam-style questions on Edexcel GCSE Biology 2.4 The eye, covering 2.4.1 Structure and function of the eye and 2.4.2 Eye defects and their correction. Each one has a worked solution and a mark scheme showing where the marks go.