Edexcel OLevel Biology revision notes

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Lesson

Lesson-2.9.12- describe the structure and function of the eye as a receptor.

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Lesson-2.9.11- describe the structure and functioning of a simple reflex arc illustrated by the withdrawal of a finger from a hot object.Previous Lesson-2.9.13- understand the function of the eye in focusing on near and distant objects, and in responding to changes in light intensity.Next