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16 new experiment ideas for Biology IA

This is a neat idea to immobilise algae in alginate beads and use them to investigate photosynthesis rate. The concentration of carbon dioxide in the solution can be measured using a data logger or an indicator like bicarbonate indicator can be used. This will work best if used in conjunction with a colorimeter. A range of factors could be tested including temperature, light intensity,frequency of light. Steps must...

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