Chapter 1 Vocab. Biology Honors
Chapter 1 of (H) Biology Vocab words and test questions
Terms
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- kingdom
- in classification, the broad taxanomic category above phylum or division
- biology
- scientific study of life
- controlled experiment
- a component of the proces of science whereby a scientist carries out two parallel tests, an experimetnal test and a control test. The experimental test differs from the control by one factor, the variable
- technology
- the application of scientific knowledge
- community
- an assemblage of all the organisms living together and potentially interacting in a praticular area
- organism
- an individual living thing, such as a bacterium, fungus, protist, plant, or animal
- organ
- a structure consisting of several tissues adapted as a group to perform specific functions
- Eukarya
- the domain of eukaryotes, organisms made of eukaryotic cells; includes all fo the protists, plants, fungi, and animals
- population
- a group of interacting individuals belonging to one species and living in the same geographic area
- adaptation
- an inherited characteristic that enhnces an organism's ability to survive and reproduce in a particular enviornment.
- cell
- unit of living matter separated from its enviornment by a boundary called a membrane
- Bacteria
- one of the two prokariotic domains of life, the other being Archaea
- Archaea
- one of the two prokarotic domains of life, the other being Bacteria
- species
- a group whose members possess similar anatomical chareteristics and have the ability to interbreed.
- tissue
- a cooperative unit of many similar cells that perform a specific function within a multicellular organism.
- natural seleciton
- differential success in reproducition by different phenotypes resulting from interactions with the enviornment. evolution occurs when natural selection produces changes in the relative frequencies of allels in a population's jgene pool.
- molecule
- a cluster or atoms, the smallest particles of ordinary matter
- theories
- a widely accepted explanatory idea that is broad in scope and supported by a large body of evidence
- domains
- a taxonomic category above the kingdom level; the three domains of life are Archaea, Bacteria, and Eukarya
- ecosystem
- all the organisms in a given area, along with the nonlibing (abiotic) factors with which they interact; a biological community and its physical enviornment
- organ systems
- a group of organs that work together in performing vital body functions
- hypothesis
- a tentative answer to some question; an explaination on trial