Chapter 1
About this set
Created by:
lmeldru on May 26, 2011
Description:
Vocabulary Chapter 1 Raven and Johnson 9th edition
Classes:
AP Biology, Mr. Ide's AP Biology Group, Mrs. Tanner AP Biology, Ms. Meldru's AP Biology Group
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24 terms
Terms | Definitions |
|---|---|
 growth | addition of mass |
| development | increase in complexity |
| metabolism | sum total of all chemical reactions in an organism |
| homeostasis | maintenance of a relatively constant internal environment |
| cells | basic unit of life |
| tissues | groups of cells working together at a common function |
| organs | groups of tissues working together |
| species | organisms that are capable of interbreeding and producing fertile offspring |
| population | species in a designated geographical area that are capable of interbreeding and producing fertile offspring - this is one species |
| community | also called a biological community, in a set geographical area, all of the living organisms that are capable of interaction in some way - this is many species |
| ecosystem | all of the living and non-living components of a set geographical area |
| biosphere | anywhere on the Earth that can support life |
| deductive reasoning | using general ideas/principles to predict specific ideas or results |
| inductive reasoning | using specific ideas/principles to predict general ideas or results, lead to ideas that can be tested |
| hypothesis | suggested explanation, must be testable |
| abiogenesis | also called spontaneous generation - the idea that living organisms could arise out of non-living conditions |
| biogenesis | living organisms arise from other living organisms |
| controlled experiment | an experiment that has only one variable being changed at one time |
| experimental group | the group in a controlled experiment that is having a change/variable applied |
| control group | the group in a controlled experiment that has all conditions kept the same |
| constants/controls | be aware these terms can be confused, it is a list of conditions that are maintained the same so that the controlled experiment is testing only one variable |
| theory | well-tested group of hypothesis that are broad based and widely accepted. This is a very strong term in science. |
| gene | discrete unit of information, segment of DNA that codes for the formation of a protein or protein related product. |
| phylogeny | study of patterns of evolutionary descent |
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