Chapter 1 - The Cell Flashcards
The cell theory
The cell theory was:
- Cells come from pre-existing cells
- Cells are the smallest unit of life
- Cells are made out of other organisms.
Robert Hooke
He observed a cell and named it cork through a simple microscope
Anton van Leeuwenhoek
The first person to observe living bacteria also know as
mircoorganism. Later when he came into contact with an call he named them animalcules.
Thomas Schwann
The first person to come up with the cell theory but also proposed animal tissue contains cells.
Spontaneous Generation
The theory proposed that an living organisms is developed or made form non - living matter.
Aristotle
He was the founder of the theory- spontaneous Generation. He demonstrated an experiment which had a flys in a jar and he wanted to test if the flys would reproduce staying on the jar.
Rudolf Virchow
He proposed cell came form pre-existing cells.
Louis Pasteur
He was the person who denounced Aristotle theory - spontaneous Generations. He did the “swan - necked flask” experiments by improving upon Needhams chicken broth experiments.
What another name for spontaneous Generation?
Abiogenesis
Prokaryotic Cells
Doesn’t have an nucleus and membrane. Also can be identified as a plant cell
Eukaryotic Cells
Contain an nucleus and a membrane. Also known as a Animal cell
What’s an cell?
The smallest unit of life
All cells have a___?
Plasma membrane
