Term | Definition |
Biosphere | All organisms and the part of earth in which they exist |
Biodiversity | Variety of life within an area |
Species | Group of organism so similar to each other they can reproduce with each other |
Biology | Scientific study of all forms of life |
Science | The knowledge obtained by observing natural events and conditions in order to discover facts and formulate laws or principles that can be tested and or verified |
Cell | Basic unit of life |
Metabolism | All chemical processes that synthesize or break down materials within an organism |
DNA | Molecule that stores genetic information in all organisms |
System | Changing organized group of related parts that interact to form a whole |
Ecosystem | Collection of organisms and non-living things in one area |
Homeostasis | Regulation and maintenance of constant internal conditions in an organism |
Evolution | Change in a species over time - makes the descendants different from their ancestors |
Adaption | Inherited trait that is selected for over time because it allows organisms to better survive in their environment |
Observation | Using the senses to study the world, examine, collect measurements |
Data | Observations and measurements recorded during an experiment |
Hypothesis | Proposed answer or explanation to a scientific question |
Experiment | Process that tests a hypothesis by collecting information under controlled conditions |
Independent Variable | Condition of factor that is manipulated by a scientist during an experiment |
Dependent Variable | Experimental data collected through observation and measurement |
Constant | Condition that is controlled so that it does not change during an experiment |
Theory | Proposed explanation for a wide variety of observation and experimental results |
Measurement | A determination of the dimensions of something sing a standard unit |
Accuracy | A description to how close a measurement is to the true value of the quantity measured |
Precision | The exactness of measurement |
Microscope | Tool that provides an enlarged image of an object |
Gene | Scientific region of DNA tat codes for a particular protein |
Molecular Genetics | Study of DNA structure and function on the molecular level |
Genomics | Study and comparison of genomes within a single species or among different species |
Biotechnology | Use and application of living things and biological process |
Transgenic | Organism whose genome has been altered to contain one or more genes from another organism or species |