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Weba. three ways in which your external environment might vary: 1. Change in temperature 2. Stress conditions such as low oxygen content. 3. light conditions that is daytime or night. b. each of your answers to part a affects your body as follows: 1. Change in temperature outside leads to sweating to maintain homeostasis. 2. WebThe eye is a sense organ containing receptors sensitive to light intensity and colour. The retina Light passes through the eyeball to the retina. There are two main types of light … hiking with a tour packing list
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