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Bio H 1
chapter 1 terms
Term | Definition |
---|---|
Accuracy | a description of how close a measurement is to the true value of the quantity measured |
adaption | an inherited trait that is selected overtime because it allows the organism to better survive it's environment |
biodiversity | variety of life within an area |
biology | Scientific study of all forms of life |
Biosphere | all organisms and part of the earth where they exist |
biotechnology | use an application of living things and biological processes |
cell | basic unit of life |
Constant | condition that is controlled so that it does not change during the experiment |
data | Observations and measurements recorded during an experiment |
DNA | molecule that stores genetic information in all organisms |
dependent variable | experimental data collected through observation and measurement |
Ecosystem | Collection of organisms and nonliving things such as climate, soil, water, and rocks in an area |
evolution | change in species overtime, process of biological change I watch descendants come to differ from the ancestors |
Experiment | process that test a hypothesis by collecting information under controlled conditions |
gene | Scientific region of DNA that codes for a particular protein |
genomics | Study and comparison of genomes within a single species or among different beast |
hypothesis | regulation and maintenance of constant internal conditions in an organism |
hypotheses | produced explanation or answer of a scientific question |
independent variable | condition or factor that is manipulated by scientist during an experiment |
Measurement | a determination of definitions of something using a standard unit |
metabolism | all chemical processes that synthesize or breakdown materials within an organism |
microscope | to that provides enlarged image of an object |
molecular genetics | series of DNA structure and function on the molecular level |
Observation | using the senses to study the world; using tools to cool measurements; examining previous research results |
organism | an individual living thing |
precision | The exactness of a measurement |
species | group of organisms so similar to one another that they can breed and produce fertile offspring |
system | changing, organize group of related parts that interact to form a whole |
theory | propose explanation for a wide variety of observations and experimental results |
transgenic | organism whose genome has been altered to contain one or more genes from another organism |