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Questions and Answers
What did Robert Hooke observe while examining a thin slice of cork?
What did Robert Hooke observe while examining a thin slice of cork?
He saw that the cork resembled the structure of a honeycomb consisting of many little compartments.
What did Robert Hooke call the boxes he observed in the cork?
What did Robert Hooke call the boxes he observed in the cork?
He called them cells, which is a Latin word for 'a little room'.
Why was Robert Hooke's observation of cells important in the history of science?
Why was Robert Hooke's observation of cells important in the history of science?
It was the very first time that someone had observed that living things appear to consist of separate units.
What is the significance of using the word 'cell' in biology?
What is the significance of using the word 'cell' in biology?
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What is the purpose of putting the peel from the onion in a watch-glass containing water?
What is the purpose of putting the peel from the onion in a watch-glass containing water?
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What should be done after transferring a small piece of the onion peel to the glass slide?
What should be done after transferring a small piece of the onion peel to the glass slide?
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What is the fluid substance of the cell called?
What is the fluid substance of the cell called?
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Who discovered the nucleus in the cell?
Who discovered the nucleus in the cell?
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Who presented the cell theory, stating that all plants and animals are composed of cells?
Who presented the cell theory, stating that all plants and animals are composed of cells?
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Who suggested that all cells arise from pre-existing cells, expanding the cell theory?
Who suggested that all cells arise from pre-existing cells, expanding the cell theory?
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When were cells first discovered by Robert Hooke?
When were cells first discovered by Robert Hooke?
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Who discovered the free living cells in pond water for the first time?
Who discovered the free living cells in pond water for the first time?
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What invention made it possible to observe and understand the complex structure of the cell and its various organelles?
What invention made it possible to observe and understand the complex structure of the cell and its various organelles?
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What is the basic building unit of the onion bulb?
What is the basic building unit of the onion bulb?
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Who observed the cells in a cork slice with the help of a primitive microscope?
Who observed the cells in a cork slice with the help of a primitive microscope?
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What did Purkinje coin the term 'protoplasm' for?
What did Purkinje coin the term 'protoplasm' for?
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