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Bio Ch. 4
Terms in this set (20)
1. All organisms are composed of cells 2. Cells are the basic units of organization in life 3. Cells come from other cells
Why organize into cells?
Why are cells always small in size?
Before/without a nucleus. No internal membranes. Ex: bacteria
True nucleus. Contains membrane bound organelles. All cells except bacteria
Mini or microscopic organ to a cekl
Cell or plasma memberane
Contains the cell, regulates transport, composed of phospholipids
Found in plants, supports cell shape, made of cellulose in plants
"Cell blood," fluid inside cell, contains water, sugar, amino acids
Contains the cells genetic material (DNA).
Shape of DNA
Where RNA is housed
Membrane around the nucleus
Series of folded membranes. Manufacturing center of cell. Contains proteins and lipids
Wraps up proteins and lipids. Packaging and distribution in cell
Membrane wrapped package
Specialized vesicle that contains digestive enzymes
Power house of the cell. Generates ATP-
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Bio Ch. 3
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