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Chapter 4 Sec 1-2
Bio Glossary
Term | Definition |
---|---|
CELL | SMALLEST UNIT THAN CAN CARRY ALL THE PROCESSES OF LIFE |
CELL THEORY | THREE ESSENTIAL PARTS. - ALL LIVING ORGANISMS ARE COMPOSED OF CELLS - CELLS COME ONLY FROM THE REPRODUCTION OF EXISTING CELLS. - THEY ARE THE BASIC UNITS OF STRUCTURE AND FUNCTION IN AN ORGANISM. |
CYTOPLASM | REGION OF THE CELL THAT IS WITHIN THE PLASMA MEMBRANE AND INCLUDES THE FLUID, CITOSKELETON AND ALL THE ORGANELLES. |
CYTOSOL | PART OF THE CYTOPLASM THAT INCLUDES SNALL PARTICLES BUT NOT MEMBRANE-BOUND ORGANELLES. |
PLASMA MEMBRANE | CELL'S OUTER BOUNDARY. |
NUCLEUS | MEMBRANE-BOUND ORGANELLE THAT CONTAINS A CELL'S DNA |
PROKARYOTE | ORGANISMS THAT LACK A MEMBRANE-BOUND NUCLEUS AND MEMBRANE-BOUND ORGANELLES. |
EUKARYOTE | CELLS THAT HAVE A NUCLEUS AND MEMBRANE-BOUND ORGANELLES |
ORGANELLE | STRUCTURES THAT PERFORM SPECIFIC FUNCTIONS FOR THE CELL |
TISSUE | SIMILAR CELLS THAT CARRY OUT SPECIFIC FUNCTIONS |
ORGAN | GROUP OF TISSUES THAT PERFORM A PARTICULAR JOB |
ORGAN SYSTEM | GROUP OF ORGANS THAT PERFORM SPECIFIC TASKS. |