7Ab/2
It’s stained!
Name
Class
In this experiment you will be trying out different stains on some cells.
1 Use the table below to record your observations about the stains you have used.
You need to think which parts of the cell each stain worked on best.
Information
Drawing of the cells
Observations
Type of cell
Stain used
Type of cell
Stain used
Type of cell
Stain used
2 a Do you think you have done a ‘fair test’?
b Why?
3 a Which stain do you think is the best?
b Why?
S observing, considering
Exploring Science for QCA Copymaster File 7
39
© Pearson Education Limited 2002
7
A
b