Monday, 2 September 2024

Fossil fish under the Microscope

GCSE Biology: We are looking at a Fossil Fish under a low-power microscope to examine as many features as possible. Why have most of the features stayed the same over the past millions of years? Have they evolved so much that they are perfectly adapted to their situation?
 

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Diffusion

 A-Level Biology: Diffusion in Agar. Some tubes are filled with agar and an indicator, and the rate of diffusion of some acid is measured as...