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Biology
study of life
cells
structural and functional units of life
Bacteria and Archea/ Prokaryotic
Prokaryotic cells, lacking nuclei and other organelles. Are single celled.
Eukarya/ Eukaryotes
More complex cells unlike bacteria and archea. Has nucleus, organelles, larger and complex.
Data
Recorded observations
Quantative data
Numerical measurements, organized into tables oand graphs and analyzed with statistics
Hypothesis
proposed explanation for a set of observations, leads to predictions that can be tested by doing experiments or more observations
Experiment
scientific test, often carried out under controlled conditions
Independant variable
Manipulated by the researchers
Dependent variable
measure used to judge the outcome of the experiment. Depends on or affected by manipulated variable (independent variable)
controlled variable
is one in which an experimental group is compared with a control group
Evolution
the process of change that has transformed life on earth from its earliest forms to the vast array of organisms living today
Artificial selection
the selective breeding of domesticated plants and animal to promote the occurrence of desirable traits
DNA
provides master instructions for all of a cells functions, heritable information that I passed from one generation to the next
Genes
Unit of hereditary information consisting of a specific nucleotide sequence in DNA
