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is the passing of traits to the offspring from its parents or ancestors. The study of heredity in biology is called genetics.
symbiosis where one organism lives on another (on the outside of another).
a graphical representation of the evolutionary relationship between taxonomic groups based on...
this muscle 'closes' or bends the joint when it contracts (so the angle between the bones...
organelles in which cellular respiration takes place to produce ATP to supply cells with energy...