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Bio. 1

TermDefinition
Development the process by which an organism grows
Cell division the formation of two cells from one existing cell
metabolism the sum of all chemical processes that occur in an organism
Homeostasis the maintenance of a constant internal state in a changing environment; a constant internal state that is maintained in a changing environment by continually making adjustments to the internal and external environment
Biological molecule chemical compounds that provide physical structure and bring about movement
organelle one of the small bodies that are found in the cytoplasm of a cell and that are specialized to perform a specific function
Tissue a group of similar cells that perform a common function
Organ a collection of tissues that carry out specialized function of the body
Multicellular describes a tissue, organ, or organism made of many cells
Unicellular describes an organism that consists of a single cell
Cell smallest unit that can preform all life processes
Organization high decree of order within an organism's internal and external parts
Biology the scientific study of living organisms and their interactions with the environment
Ecosystem a community of organisms and their abiotic environment
Ecology the study of the interactions of living organisms with one another and with their environment
Kingdom the highest taxonomic category, which contains a group of similar phyla
domain in a taxonomic system based on rRNA analysis, one of the three broad groups that all living things fall into
gene segment of DNA that is located in a chromosome and codes for a specific hereditary test
Reproduction the process of producing offspring
Independent variable in an experiment, the factor that is deliberately manipulated
Experimental group in an experiment, a group that is identical to a control group except for one factor and that is compared with the control group
Control group in an experiment, a group that serves as a standard of comparison with another group to which the control group is identical except for one factor
Experiment a procedure that is carried out under controlled conditions to discover, demonstrate, or test a fact, theory, or general truth
Prediction a statement made in advance that expresses the results that will be obtained from testing a hypothesis if the hypothesis is supported; the expected outcome if a hypothesis is accurate
Hypothesis a testable idea or explanation that leads to scientific investigation
Observation the process of obtaining information by using the senses; the information obtained by using the senses
Scientific method a series of steps followed to solve problems, including collecting data, formulating a hypothesis, testing the hypothesis, and stating conclusions
Adaptation the process of becoming adapted to an environment; an anatomical, physiological, or behavioral change that improves a population's ability to survive
Natural selection the process by which individuals that are better adapted to their environment survive and reproduce more successfully than less well adapted individuals do; a theory to explain the mechanism of evolution
Evolution a heritable change in the characteristics within a population from one generation to the next; the development of new types of organisms from preexisting types of organisms over time
Peer review the process in which experts in a given field examine the results and conclusions of a scientist's study before that study is accepted for publication
Theory a system of ideas that explains many related observations and is supported by a large body of evidence acquired through scientific investigation
Dependent Variable in an experiment the factor that changes in response of manipulation of another factor
Created by: user-1980469
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