Scientist
First person to use the term cells
Robert Hook
True or false
Some cells are just able to appear out of nowhere.
false
All organisms are composed of
cells
smallest unit of life
A cell
Obtaining and using energy
Metabolism
He looked at pond water and observed living cells
Anton van Leeuwenhoek
True or false- Are prokaryotic cells bigger than eukaryotic cells.
False
cells are the basic unit of
life
Organism made up of one cell
Unicellular
A change in the environment
Stimuli
proved all plant tissues are made of cells
Mathias Schleiden
What are the features of prokaryotic cells?
Cell Wall, the plasma membrane, cytoplasm and free DNA (not in a nucleus)
All cells come from
pre-existing cells
Challenge Space: What is Mrs Kolstedt's favorite color?
Green
keeping conditions inside the organism within tolerable limits (balanced)
Homeostasis
Proved all animal tissues were made of cells
Theodor Schwann
What is one major difference between prokaryotic and eukaryotic cell structures?
Eukaryotic cells have a membrane-bound nucleus/organelles and prokaryotic cells do not.
All these Scientists contributed to the cell theory
Schleiden, Schwann and Virchow
Homeostasis.
All Living things grow and _________________.
Develop.
Proposed that all cells come from the pre-existing living cells
Rudolph Virchow
What are the three major similarities between prokaryotic and eukaryotic cells?
The plasma membrane, cytoplasm, DNA and ribosomes.
The cell theory grew out of work of many scientists and improvements in the ______
microscope
What are the 8 characteristics of life?
Metabolism
-Reproduction
- Response to Stimuli
-DNA
Cells
Homeostasis
- Evolve over generations
-Growth and development
producing offspring (sexually or asexually)
Reproduction