| Term | Definition |
|---|
| Ampere | basic metric unit for measuring electricity |
| Atom | fundamental unit of matter, smallest particle of an element that retains properties of that element |
| Bar graph | pictorial representation of the relationship between a nominal and numeric variable |
| Biosphere | the most inclusive level of organization in the Biological world; that part of the world where organisms live |
| Brainstem | most primitive part of the brain, controls automatic body functions |
| Calorie | measurement unit for determining amount of energy in food |
| Candela | basic metric unit for measuring light intensity |
| Cell | fundamental unit of life |
| Centi- | prefix used in the metric system, 1/100th of the unit it modifies |
| Cerebellum | Brain structure located under the rear part of the cerebral cortex, coordinates muscle movements |
| Cerebrum | largest part of human brain, carries out higher thinking, controls emotions, language, among other higher functions |
| Community | together with populations and abiotic factors make up ecosystems, all the species that interact with a particular species in a particular ecosystem |
| Consumer | organisms that must consume other organisms to obtain their energy needs |
| Control | any variable that has its valued controlled in an investigation so that it doesn't interfere with the relationship between independent and dependent variables |
| Control group | a group of subjects in an experiment in which the independent variable doesn't change so as to compare to the experimental group |
| Decomposer | a species that consumes dead organic material to obtain energy |
| Deoxyribonucleic acid | DNA, molecule that carries genetic information and serves as the principle of heredity in living organisms |
| Derived unit | a metric unit which results from some combination of basic metric units |
| Ecoregions | large geographic unit with a particular type of climate and vegetation, composed of various ecosystems |
| Ecosystem | particular areas characterized by abiotic factors that along with weather characterize living organisms, consists populations and communities |
| Evolution | process of generation to generation change in living organisms that has led to adaptations and new species over immense amount of time |
| Experimental group | a group of subjects in an experiment in which the independent variable is change so as to compare to the control group |
| Frontal lobe | part of the cerebrum located in the front of the brain that control judgement |
| Gene | section of the DNA molecule that codes for a particular protein that determines a genetic trait |
| Gram | Basic metric unit of measurement for mass |
| Hecto- | prefix used in metric system; 100 times the base unit it modifies |
| Hemisphere | One side of cerebrum, either left or right; generally controls the opposite side of the body |
| Hypothesis | the predicted answer to a scientific question that can be tested with a scientific study or experiment |
| Inference | a logical conclusion based on observation and prior knowledge |
| Kelvin | basic metric unit for measuring heat energy |
| Kilo- | prefix used in metric system; 1000 times the base unit it modifies |
| Limbic system | also known as midbrain or mammalian brain, generates emotions and impulses in humans |
| Line graph | pictorial representation of the relationship between two or more numeric variables |
| Liter | derived metric unit for measuring volume |
| Meter | basic metric unit for measuring distance |
| Mili- | prefix used in metric system; 1/1000 of base unit it modifies |
| Mole | basic metric unit for measuring the number of particles in a substance |
| Molecule | smallest particle in a compound (combination of elements) that retains properties of that compound |
| Natural Selection | process by which those individuals with genetic variations that are better adapted to an environment produce more offspring than other members of their species leading to evolutionary change |
| Neurotransmitters | chemical that travel across the synapses of nerve cells enabling those cells to communicate with each other |
| Occipital lobe | part of the cerebrum responsible for visual processing, located in the rear of the brain |
| Organ | a collection of tissues working together to carry out a biological function |
| Organ system | a collection of organs working together to carry out a biological function |
| Parietal lobe | part of the cerebrum responsible for initiating movement and processing of non visual sensory signals, located on the upper sides of the brain |
| Pico- | prefix used in metric system; 1/1000000000 of base unit it modifies |
| Populaiton | All the members of particular species in a particular ecosystem |
| Producer | living organisms capable of making their own food by capturing energy (usually from the sun) |
| Second | basic metric unit for measuring time |
| Synapse | space between nerve cells where communication between cells occurs |
| Temporal lobe | part of the cerebrum that initiates language and memory, located on the lower side part of the brain |
| Theory | an explanation of a natural phenomena that is supported by a large body of scientific evidence |
| Variable | a factor in a scientific study whose value changes |
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