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Chapter 5,6,7,8

QuestionAnswer
Organism A living thing.
Biogenesis All living things are produced by another living thing.
Continuity of life Living things of the same type reproduce over generations.
Biosphere the places on Earth that support living things.
Biodiversity variety of living things in an area.
Bio molecule chemicals used by organisms.
Unicellular Single-cell organisms.
Multicellular Complex organisms made up of many cells.
Reproduction The ability of an organism to produce new individuals of the same type.
Heredity passing on of characteristics from one generation to the next.
Gene basic unit of heredity that controls the characteristics passed on from one generation to the next.
Nutrition How organisms get and use food.
Autotroph organism that can make its own food.
Heterotroph organism that cannot make its own food, so must find and take in food instead.
Photosynthesis The process carried out by plants and some other organisms to make food using sunlight energy.
Metabolism the chemical reactions that take place in an organism.
Respiration chemical reaction in cells that releases energy from food so that an organism can do work.
Excretion The removal of waste products of metabolism from cells.
Respiration chemical reaction in cells that releases energy from food so that an organism can do work.
Homeostasis the ways that an organism maintains the best internal conditions for metabolism.
Response organism's ability to react to internal and external changes in its environment.
Stimulus change in an organism's environment.
Receptor structure that can sense a change in an organism's environment.
Growth An increase in the size of an organism.
Classification system of grouping organisms based on common characteristics
Genus The taxonomic category that groups species by similar characteristics and likelihood of a shared common ancestor.
Species The most specific taxonomic category that groups organisms by their shared characteristics and their ability to breed and produce fertile
Phylogeny The study of relationships between organisms based on genetic characteristics.
Prokaryote organism without a nucleus or other membrane-bound organelles.
Eukaryote
Created by: Sean Mullen
 

 



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