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Questions and Answers
Who declared that all life is made of cells?
Who declared that all life is made of cells?
- Anton van Leeuwenhoek
- Louis Pasteur
- Matthias Schleiden and Theodore Schwann (correct)
- Robert Hooke
What is the function of the cell wall in prokaryotic cells?
What is the function of the cell wall in prokaryotic cells?
- Composed of peptidoglycan and provides structural support (correct)
- Regulates the passage of materials into and out of the cell
- Stores genetic information
- Site of photosynthesis
What is the main function of the bright-field microscope?
What is the main function of the bright-field microscope?
- Uses a laser beam to focus on a shallow plane
- Uses fluorescent antibodies to reveal proteins in cells
- Uses electrons passing through the specimen
- Uses light rays focused by glass lenses (correct)
What is the minimum distance between two objects before they are seen as one larger object in microscopy?
What is the minimum distance between two objects before they are seen as one larger object in microscopy?
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What is the range of cell sizes mentioned in the text?
What is the range of cell sizes mentioned in the text?
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