Please enable JavaScript.
Coggle requires JavaScript to display documents.
What are Cells? (What is cell theory? (The first cell theory is credited…
What are Cells?
Functions
Obtaining food
Getting rid of wastes
Growing
Obtaining oxygen
What are the size of cells?
Vary
0.0001 mm-6 in
Largest
Ostrich egg
Smallest
Mycoplasma
Average
25 um
Unicellular
One Cell
Example: Bacteria
Multicellular
Many cells
Example: People
Organized into groups
Tissue
Similar cells working together to perform one function
Organs
Different tissues working together
Organ System
Group of organs working together performing a major function
What is cell theory?
The first cell theory is credited to scientists Theodore Schwann and Matthias Jakob Scheiden.
In biology, the cell theory is a scientific theory that describes the basic structure of cells. Or the properties.
The Cell Theory also states that cells are the basic unit in all organisms and also the basic unit of reproduction.
There are 3 principles of the cell theory.
3 Cells arise from pre-existing cells
The cell theory is true to all living things
