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70 terms

Shelby: Protista

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Monera
kingdom that includes prokaryotic organisms
sarcodina
phylum that contains protists that use pseudopods to move and feed
eucaryotic
Relating to organisms whose cells have nuclei and other membrane-bounded organelles.
class
a taxonomic group containing one or more orders
paramecium
A ciliated (it propels itself via cilia) protist that lives in fresh water and eats other tiny organisms for food.
Aristotle
father of classification, first to classify, divide into plants and animals living on land, sea or air
migration
periodic movement and return of animals from one place to another
gullet
forms food vacuoles that move throughout the cytoplasm
gamete
a mature sexual reproductive cell having a single set of unpaired chromosomes
ameboid movement
movement used by leukocytes that permits them to propel themselves from the capillaries into the tissues
Chrysophyta
golden-brown algae foung in fresh water and pond scum (protist)
chloroplast
organelle found in cells of plants and some other organisms that captures the energy from sunlight and converts it into chemical energy
protozoan
Animal-like protist
Protista
Kingdom composed of eukaryotes that are not classified as plants, animals, or fungi
Ciliophora
class of protozoa having cilia or hairlike appendages on part or all of the surface during some part of the life cycle
autotrophic
produces its own food
order
(biology) taxonomic group containing one or more families
ameba
single-celled microorganism that uses pseudopods (false foot) for moving and engulfing food.
flagella
whiplike structures that help bacteria move
Linnaeus
Swedish botanist who proposed the modern system of biological nomenclature (1707-1778)
binary fission
the division of a prokaryotic cell into two offspring cells
food vacuole
small cavity in the cytoplasm of protists that temporarily stores food
isogamete
a gamete that has the same size and structure as the one it unites with
euglenoid movement
moves with a wormlike motion
Phaeophyta
Brown algae; found in colder marine ecosystems; kelps are largest (30 meters long)
zygospore
a plant spore formed by two similar sexual cells, A zygote surrounded by a hard, protective covering
protophytan
needs definition
Fungi
the taxonomic kingdom of lower plants
Mastigophora
protozoa having flagella
sessile
describes an organism that remains attached to a surface for its entire life
family
a taxonomic group containing one or more genera
euglena
minute single-celled green freshwater organism having a single flagella
cyst
thick-walled, closed sac or pouch containing fluid or semisolid material., A young worm with a protective covering.
kind
phylo
conjugation
form of sexual reproduction in which paramecia and some prokaryotes exchange genetic information
contractile vacuole
saclike organelles that expand to collect excess water and contract to squeeze the water out of the cell
heterogamete
gamete that differs in size and shape
agar
another polysaccharide that comes from the cell walls of red algae
Chlorophyta
[plant-like] Green algae; unicellular. Photosynthetic. Most have flagella @ a point in life. Store food as starch.
zoospore
an asexual spore of some algae and fungi that moves by means of flagella
Malaria
an infective disease caused by sporozoan parasites that are transmitted through the bite of an infected Anopheles mosquito
Plantae
the taxonomic kingdom comprising all living or extinct plants
Sporozoa
strictly parasitic protozoans that are usually immobile
kingdom
one of seven biological categories: Monera or Protoctista or Plantae or Fungi or Animalia
genus
(biology) taxonomic group containing one or more species
pseudopod
A temporary, foot-like extension of a cell, used for locomotion or engulfing food
taxonomy
(biology) study of the general principles of scientific classification
natural selection
a natural process resulting in the evolution of organisms best adapted to the environment
oral groove
A funnel-like structure used by ciliates for feeding.
ectoplasm
the outer granule-free layer of cytoplasm
holdfasts
take the place of roots and anchor the plants to the ocean floor
diatom
microscopic unicellular marine or freshwater colonial alga having cell walls impregnated with silica
pyrenoid
an organelle that synthesizes and stores starch
variation
(biology) an organism that has characteristics resulting from chromosomal alteration
Plasmodium
parasitic protozoan of the genus Plasmodium that causes malaria in humans
Animalia
taxonomic kingdom comprising all living or extinct animals
procaryotic
cell wall, no well defined nucleus, 1 chromosome
phylum
(biology) the major taxonomic group of animals and plants
species
(biology) taxonomic group whose members can interbreed
spore
a tiny cell that is able to grow into a new organism
Latin
Language used for scientific names
adaption
inherited characteristic that increases an organisms chance of survival
mouth pore
in protozoa, an opening into which the oral groove opens
endoplasm
The dense cytoplasm found in the interior of many cells
fragmentation
a type of asexual reproduction where a septate hypha dries and shatters, releasing individual cells that act as spores, A means of asexual reproduction whereby a single parent breaks into parts that regenerate into whole new individuals.
Rhodophyta
Red algae: multicellular; warm water; grow at great depths; source of agar and carageenan
thallus
The body of a plant-like organism that is not divided into leaves, roots, or stems
dichotomous key
an aid that is used to identify organisms and that consists of the answers to a series of questions
silica
a compound made up of particles of the elements oxygen and silicon
cilia
Thin hair-like projection from the cell