Chapter Seven Flashcards
Taxonomy
The science of classifying and naming organisms
Binomial Nomenclature
A system of labeling which uses two names for object
Taxon
A group
Kingdoms
The six largest taxons in the system of classification
Genus
Subdivision of a Family; first part of the scientific name
Species
Subdivision of a Genus; second part of the scientific name
Kingdom Protista
A kingdom of eukaryotic organisms usually with a unicellular body
Unicellular
One cell
Amoeba
An animal-like protist that moves by means of pseudopods
Pseudopod
A “false foot”; a bulge of cytoplasm used for movement
Paramecium
An animal-like protist that moves by means of cilia
Cilia
Tiny hair-like structures used for movement
Pellicle
Stiff layer supporting the cell membrane that gives shape to some protists
Marconucleus
A large nucleus that controls cell metabolism
Micronucleus
A small nucleus that is used for sexual reproduction (conjugation)
Contractile Vacuoles
A star-shaped vacuole used to excrete waste
Conjugation
A type of sexual reproduction in which some nuclear material is exchanged with another cell
Euglena
A plant like protist that moves by means of a flagellum
Eyespot
A light sensitive organelle
