WorksheetsBiology U2L1-Cell Theory
Total questions: 10
Worksheet time: 8mins
Cell theory was first proposed in 1838. Evidence obtained through additional scientific investigations resulted in the current cell theory. Which statement describes a component of the original cell theory that was removed because of the new scientific knowledge?
All living things are made of cells.
All cells come from other preexisting cells
Cells form through spontaneous generation.
Cells are the basic structural and functional units of life.
Which invention from the 17th century allowed for the development of modern cell theory?
X-rays
computers
the light microscope
the scanning electron microscope
Who looked at cork and named the cell?
Robert Hooke
Van Leeuwenhoek
Robert Brown
Francesco Redi
The scientist who stated: All plants are made of cells.
Matthias Schleiden
Rudolf Virchow
Robert Hooke
Aristotle
What scientist proposed that all cells come from preexisting cells
Theodor Schwann
Robert Hooke
Rudolf Virchow
Matthias Schleiden
