Examlex
The figure above shows the organs of the digestive system (labeled A-F). Match each organ to its function.
-hydrochloric acid is released to promote digestion of proteins
Caterpillars
The larval stage of butterflies and moths, during which they often feed voraciously before undergoing metamorphosis into adults.
Phylogenetic Species Concept
The phylogenetic species concept is the idea that species are the smallest possible groups whose members are descended from a common ancestor and who all possess defining or derived characteristics that distinguish them from other such groups.
Biological Species Concept
Holds that species are groups of actually (or potentially) interbreeding natural populations that are reproductively isolated from other such groups.
General Lineage Species Concept
The general lineage species concept is the idea that species are metapopulations of organisms that exchange alleles frequently enough that they constitute the same gene pool and therefore the same evolutionary lineage.
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