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15 Cards in this Set

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Cell
The basic unit of structure and function in living things.
Cell Theory
1. All living things are composed of cells. 2. Cells are the basic structure & function in living things. 3. New cells are produced from existing cells.
Cell Membrane
A thin, flexible barrier around the cell.
Cell Wall
A strong layer around the membrane.
Nucleus
A large organelle in the cell that contains the cells genetic material.
poop
Cytoplasm
The liquid inside the cell membrane (not the nucleus).
Prokaryote
A cell that has cell membranes and cytoplasms but NO nucleus.
EXAMPLE: All Bacteria
What do Prokaryotes do?
They carry out every activity associated with life such as, they grow, reproduce, and respond to changes in the environment.
Eukaryotes
A cell that contains a nucleus, a cell membrane and a cytoplasm and also other special structures called organells.
Name some examples of Eukaryotes
Plants, animals and fungi, and many microorganisms.
Which is larger, Eukaryotes or Prokaryotes Cells?
Eukaryotes
What 2 structures do ALL CELLS have?
1. Cell Membrane
2. Cytoplasm
Organelle
Certain structures in the cell that perform important cellular functions.
Robert Hooke
1665 Observed cork through a "Light microscope"

He started the word "Cells".
Anton van Leeuwenhoek
1674 First person to observe tiny living organisms in pond water through HIS OWN microsope.