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Picture Vocabulary

Binomial Nomenclature The system of naming organisms scientifically, developed by Carolus Linnaeus consists of genus and species names.
Kingdom The highest level of taxonomic classification beneath that of the three domains.
Phylum The taxonomic level below kingdom and above class
Class The taxonomic class below phylum and above order
Order The taxonomic class below class and above genus
Family The taxonomic class below order and above genus.
Genus The taxonomic level below family and above species.
Species A group of organisms that can interbreed to generate fertile offspring
Cladogram A branching diagram representing a hypothesis about the evolutionary descent of groups of organisms from a common ancestor.
Dichotomous Key A tool used to classify an organism through a series of questions with only two possible answers.
Ancestry The lineage of successive parents and offspring that leads to an organism or species
Cladistics A classification system based on shared characteristics between groups of organisms and their common ancestor.
Heterotroph An organism that must consume other organisms for energy
Autotroph An organism that obtains its energy through an abiotic source.
Chemotropic An organism that can produce its own nourishment through the process of oxidizing inorganic compounds
Prokaryotic cell Cell lacking a nucleus or any other membrane bound organelle
Eukaryotic cell A cell with a nucleus and membrane bound organelles
Phylogeny The evolutionary development of a species
Protista Primarily one celled; lack specialized tissue systems
Photosynthesis Euglena (protist), willow tree, and certain bacteria all carry out what
Monophyletic Group All species that descended from a common answer
Clade A common ancestor and all its descendants, living or extinct.
Node The place where ancestral lineage splits
Derived characters characteristics shared by members of a clade and only members of that clade.
Created by: nehapudota