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keystone vocabulary set 1- set 4

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Term
Definition
eukaryote   a type of organism containing a membrane-bound nucleus and specialized organelles  
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prokaryote   an organism that lacks a membrane-bound nucleus and specialized organelles  
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unicellular   an organism consisting of one cell  
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multicellular   an organism consisting of more than one cell  
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sexual reproduction   two cells fusing to produce offspring with different traits then their parents  
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asexual reproduction   one cell produces identical offspring  
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biology   the study of scientific life  
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evolution   the gradual change of a population over time  
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DNA   a macromolecule that stores and transmits genetic information  
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energy   the ability to do work  
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tissue   a group of cells performing a similar function  
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organs   a group of tissues performing a common function  
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organ systems   a group of organs that work together to perform a specific function or task  
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organism   a form of life; an animal, a plant, fungus, protist, or bacteria  
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cell   the basic unit of structure and function for all living organisms  
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golgi apparatus   the organelle responsible for modifying and packaging proteins for release by the cell  
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mitochondrion   the organelle found in most eukaryotic cells; site of cellular respiration that produces ATP  
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nucleus   the organelle in eukaryotic cells that houses DNA that controls and regulates cellular activites  
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chloroplast   organelles containing chlorophyll commonly found in photosynthetic organisms and mainly responsible for making food  
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ribosme   the organelle that is the site of protein synthesis in eukaryotic and prokaryotic cells  
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Created by: rippert
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