AP Biology- Chapter 1
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Created by:
heidimcallister on June 30, 2011
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Description:
These vocabulary words are from the 8th Edition of Campbell- Reece BIology book
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33 terms
Terms | Definitions |
|---|---|
 emergent properties | New properties that emerge with each step upward in the hierarchy of life, owing to the arrangement and interactions of parts as complexity increases. |
| biosphere | the regions of the surface and atmosphere of the Earth where living organisms exist |
| ecosystems | a specific biological community and its physical environment interacting in an exchange of matter and energy. |
| communities | Groups of organisms inhabiting the same region and interacting with each other |
| populations | consists of all the individuals of a species living within the bounds of a specified area |
| organisim | individual living things |
| organ system | two or more organs that work in a coordinated way to carry out similar functions. |
| tissues | groups of cells that have similar abilities and that allow the organ to function |
| cells | basic unit of life |
| organelles | specialized structure that performs important cellular functions within a eukaryotic cell |
| molecules | Groups of two or more atoms held together by chemical bonds. |
| systems of biology | an approach to studying biology that aims to model the dynamic behavior of whole biological systems |
| eukaryotic cell | cell that has a nucleus and other membrane-bound organelles |
| prokaryotic cell | A type of cell lacking a membrane-enclosed nucleus and membrane-enclosed organelles; found only in the domains Bacteria and Archaea. |
| DNA | deoxyribonucleic acid, the material that contains the information that determines inherited characteristics |
| gene | A segment of DNA on a chromosome that codes for a specific trait |
| locus | the specific site of a particular gene on its chromosome |
| genome | the ordering of genes in a haploid set of chromosomes of a particular organism |
| negative feedback | accumulation of an end product of a process slows that process |
| positive feedback | an end product speeds up its production |
| bioinformatics | the use of computational tools to store, organize, and analyze the huge volume of data that result from high-throughput methods |
| domain bacteria | a domain of prokaryotic bacteria the consists of cocci, bacilli, and spirilli shaped cells organized into strepto- and staphlo- groups |
| domain Eukarya | domain of all organisms whose cells have nuclei, including protists, plants, fungi, and animals |
| domain archaea | Any of various single-celled prokaryotes genetically distinct from bacteria, often thriving in extreme environmental conditions |
| inquiry | the act of seeking information by questioning |
| discovery science | describes natural structures and processes as accurately as possible through careful observation and analysis of data |
| data | recorded observations |
| inductive reasoning | making conclusions based on observed patterns |
| hypothesis | a tentative theory about the natural world |
| deductive reasoning | reasoning in which a conclusion is reached by stating a general principle and then applying that principle to a specific case |
| controlled experiment | an experiment in which only one variable is manipulated at a time |
| theory | well-tested explanation that unifies a broad range of observations |
| models | diagrams, graphs, three-dimensional objects, computer programs, or mathematical equations |
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