THE CELL
CELL THEORY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What was Hans and Zacharias Janssen contribution to the creation of the cell theory?
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They discovered cells
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They created compound microscopes so cells could be seen
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They came up with the Theory of Spontaneous Generation
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They determined all cells come from other cells.
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Explanation:
Detailed explanation-1: -A Dutch father-son team named Hans and Zacharias Janssen invented the first so-called compound microscope in the late 16th century when they discovered that, if they put a lens at the top and bottom of a tube and looked through it, objects on the other end became magnified.
Detailed explanation-2: -Hans and Zacharias Janssen are known for inventing the compound optical microscope. They made it in the 1590’s. This contributed to “The Cell Theory” by making it easier and more practical whilst observing cells.
Detailed explanation-3: -In Boreel’s investigation Johannes also claimed his father, Zacharias Janssen, invented the compound microscope in 1590.
There is 1 question to complete.