1. What are the smallest forms of life? (so simple it's uncertain as to whether they are living things)
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Other questions in this quiz
2. In comparison to viruses, bacteria are...
- The same size
3. Which has a protein outer coat instead of a cell wall?
4. Do all cells have the same basic chemical composition?
5. How does a light microscope work?
- Passes light through material on a glass slide
- Beam of electrons
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