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Vocab Study Cards

TermDefinition
Cell Theory A major theory of life science:the cell is the basic unit of life:and all cells come from other cells
Cell Membrane The selectively permeable outer bound boundary of a cell that allows food and oxygen into the cell and waste to leave it.
Nucleus The structure inside a cell that directs the cell activities,contains chromatin,chromosomes in a dividing cell.
Chromatin Hereditary material in a cell's nucleus;chromatin coils into the form of chromosomes when a cell divides.
Chromosome Threadlike strands of DNA and protein in a cell nucleus that carry the code for the cell characteristics of an organism.
Cytoplasm The gel-like substance inside the cell membrane that contains structures that carry out life processes.
Organelle In eukaryotic cells,the structures within the cytoplasm that break down food,move wastes, and store material.
Endoplasmic Reticlum A cell organelle consisting of folding membrane that moves materials around within the cell.
Ribosome A cell organelle on which a protein is made.
Golgi Bodies Cell organelles consisting of stacks membrane-covered sacs that package and move proteins to the outside of the cell.
Mitochondria Cell organelles that break down food molecules and release energy.
Lysosome A cytoplasmic organelle that contains chemicals and digests wastes and worn out cell parts.
Cell Wall In plants,the rigid structure is made of cellulose that surrounds a plant cell membrane and supports and protects it.
Chloroplast Plant cell organelles in which light energy is changed into chemical energy in the form of sugar during the process of photosynthesis.
Tissue Groups of similar cells that do the same sort of work.
Organ A structure made up of different types of tissues that work together to do a specific job.
Created by: user-1839302
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