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