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Scarlett M.

TermDefinition
Cell The basic structural, functional, and biological unit of all organisms.
Osmosis Water movement through a semipermeable membrane toward higher solute concentration
Cell theory Scientific theory stating all living things consist of biological cells.
Cell wall Rigid outer layer providing structural support and protection for cells
Cell Membrane Flexible lipid bilayer regulating the movement of substances into cells
Nucleus Membrane-bound organelle containing genetic material and governing all cellular activities.
Organelle Specialized subunit within a cell that performs a specific function.
Ribosome Small particles of RNA and protein that synthesize cellular proteins.
Nucleic Acid Biomolecules like DNA and RNA that store and transmit genetic information.
Selectively Permeable Property of membranes allowing specific substances to pass while blocking others.
Cytoplasm The jelly-like substance filling a cell, housing organelles and nutrients.
DNA The molecule carrying genetic instructions for development and function.
Mitochondria: Mitochondria: The "powerhouse" that converts nutrients into energy (ATP).
Chloroplast : Found in plants; converts sunlight into food (photosynthesis).
:Endoplasmic Reticulum: Pathways that produce and move proteins and lipids.
Golgi Apparatus Modifies, sorts, and packages proteins for secretion.
Lysosome: Contains enzymes to break down waste and cellular debris.
Passive Transport: Movement of materials without using cellular energy.
Active Transport: Movement of materials that requires energy (ATP).
Diffusion : Movement of molecules from high to low concentration.
Endocytosis: Taking bulky material into a cell via a vesicle.
Exocytosis: Releasing bulky material out of a cell via a vesicle.
Organ: A group of tissues working together for a specific function.
Organ System: A group of organs working together (e.g., digestive system).
Created by: user-2020373
 

 



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