Unit 2 Test Review
Published on Sep 27, 2018
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PRESENTATION OUTLINE
Cell Theory
- All living things are made up of one or more cells
- Cells are the basic unit of structure and function of all living things
- All cells are produced by other cells
Photo by kaibara87
A cell is the basic unit of structure and function in ALL living things.
Photo by PROYECTO AGUA** /** WATER PROJECT
DNA
Eukaryotic and Prokaryotic cells get their instructions about living and growing from this stuff!
Photo by Caroline Davis2010
Prokaryotic cells
simple, no nucleus, no membrane bound organelles, has a cell membrane, cell wall, often has a flagella, has ribosomes
Photo by Yorimayer
Eukaryotic cells
plants and animals, organelles, full nucleus with DNA, cell membrane, sometimes a flagella
Photo by blmiers2
Animals are
Photo by VinothChandar
Animals are eukaryotic
Photo by VinothChandar
All cells have a cell membrane
prokaryotes, eukaryotes, plants, animals, fungi, archaea, bacteria, etc...
Photo by Census of Marine Life E&O
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Untitled Slide
Where did this tree find the instructions to make these oranges?
Photo by jackharrybill
Nucleus - DNA
Photo by jackharrybill
Some signals are carried by receptor molecules. The molecules transport the signal into the cell.
Photo by UCL Mathematical & Physical Sciences
Intercellular signals come from another cell and go to the cytoplasm.
Photo by Birth Into Being
Intracellular Communication
DNA replication, RNA creation, ribosomes making proteins
Photo by Thom Watson
