Question

Question #4808f

Answer 1

Because of sophisticated structure and used in higher levels studies.

Explanation:

1. The electron microscope is a sophisticated tool and used for higher levels of biological study.
2. Generally, the research works are done by the help of electron microscope.
3. The installation and operation requires experts.
4. In the laboratory works, simple and compound microscopes are sufficient for study.
5. So, in the laboratories, electron microscopes are not used.
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