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Chapter 4

Apologia Biology

TermDefinition
Cytology The study of cells
Ingestion The ability to TAKE IN NUTRIENTS; this includes ABSORPTION which is the ability to bring dissolved materials into the cell
Digestion The ability TO BREAK DOWN FOOD or NUTRIENTS down into SIMPLER forms (by hydrolysis or with the help of enzymes) so it can be UTILIZED.
Respiration The ability to RELEASE ENERGY from the breakdown of food molecules.
Transport The ability to DISTRIBUTE or CIRCULATE MOLECULES from one part of a cell to another
Secretion The ability to release BIOSYNTHESIZED substances. Biosynthesized means production of a chemical compound by a living organism
Excretion The ability to REMOVE SOLUBLE METABOLIC WASTE from the cell
Egestion The ability to REMOVE NONSOLUBLE, UNDIGESTED WASTE from the cell
Irritability The ability to RESPOND TO STIMULI
Organelle A tiny cellular structure that carries out a specific function necessary for the cell to survive
Prokaryotic Cell A cell that has no nucleus or other distinct, membrane-bounded organelles
Eukaryotic Cell A cell with a membrane-bounded nucleus and other distinct, membrane-bounded organelles
Created by: Jennabe18
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