Cell Theory Flashcards
The basic unit of life
Cell
All organisms are made up of _________ cells
One or more
Known as the father of cystology (the study of cells)
Robert Hooke
Father and son duo that invented a simple microscope which later on became the first prototype for the compound microscope
Hans and Zacharias Janssen
Fiirst scientist to observe living cells
Anthon Van Leeuwenhoek
Father of bacteriology
Anthon Van Leeuwenhoek
Founded motile objects and stated that motility is a quality of life.
Anthon Van Leeuwenhoek
Discovered that plants are composed of cells.
Matthias Schleiden
Believes that cells come from abiotic objects/free cell formation
Matthias Schleiden
Stated that along with plants, animals are also composed of cells or the product of cells in their structure.
Theodore Schwann
He’s a zoologist and believed that all cells came from pre-existing cells.
Theodore Schwann
A German physician who discovered that cells came from pre-existing cells.
Rudolf Virchow
Disapproved the spontaneous generation/free cell formation.
Rudolf Virchow
State the three tenants of the cell theory
The cell is the basic unit of life
All organisms are made up of one or more cells
All cells come from pre-existing cells
The three important tenets in the expanded cell theory
Energy flow (metabolism and biochemistry) occurs within cells.
Heredity information (DNA) is passed on from cell to cell.
All cells are basically the same in chemical composition in organisms of similar species.
