Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
21st April 2025
- 1Red-shift and the Expanding Universe
State what red-shift shows about the motion of most distant galaxies.
- 2Biology Required Practicals and Data Analysis
Name the apparatus used to estimate the population of a slow-moving or non-moving species in a field.
- 3Cell Biology
A student views a red blood cell at a magnification of x2000. The image of the cell measures 20 mm across. Calculate the real width of the cell, giving your answer in micrometres (um).
- 4Cell Structure and Microscopy
State the function of the mitochondria.
- 5Cell Division and Stem Cells
Define an undifferentiated cell.
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