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Microscope Operation and Slide Preparation
Worksheet
Grade Level
Grade 7
7.24 Microscope Operation and Slide Preparation
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Which lab note would be most useful for a classmate trying to reproduce the same onion-cell observation?
A
'The room felt cool.'
B
'I used a microscope and saw cells.'
C
'10x eyepiece, 10x objective, diaphragm half open, iodine stain pulled under the cover slip for 30 seconds.'
D
'The cells looked nice.'
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