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KATRIN_1 [288]
3 years ago
5

Please help :)))) biology

Biology
2 answers:
Anni [7]3 years ago
5 0
I am pretty sure it's D) use of electrons focused by magnetic fields.
Cerrena [4.2K]3 years ago
5 0
The answer is D. Compound light microscopes use rays of light instead of electrons. 
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