What is the first principle of cell theory?
Cell Theory & Cell Theory Scientists

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•
Science
•
7th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
All living organisms are composed of one or more cells.
2.
FLASHCARD QUESTION
Front
What is the second principle of cell theory?
Back
The cell is the basic unit of life.
3.
FLASHCARD QUESTION
Front
What is the third principle of cell theory?
Back
All cells come from pre-existing cells.
4.
FLASHCARD QUESTION
Front
Who is known for coining the term 'cell' after observing cork under a microscope?
Back
Robert Hooke.
5.
FLASHCARD QUESTION
Front
What did Anton van Leeuwenhoek discover using his microscope?
Back
He discovered 'animalcules' in pond water and dental scrapings.
6.
FLASHCARD QUESTION
Front
Which scientist contributed to the cell theory by stating that all plants are made of cells?
Back
Matthias Schleiden.
7.
FLASHCARD QUESTION
Front
Who proposed that all animals are made of cells?
Back
Theodor Schwann.
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