protozoa

Zoology

...ogy The study of animals . Zoomastigophorea The protozoa n class where members lack chloroplasts ; heterotrophic or saprozoic. Examples: Trypanosoma, Trichonympha, Trichomonas, Giardia. Full article >>> The University of Michigan Museum of Zoology 's Animal Diversity Web Follow the l...

Unicellular

... in size, but there are some giant bacteria and protozoa that are visible to the naked eye. Full article >>> A unicellular form of fungi . Some fungi (for example Saccharomyces cerevisiae ) are only known to reproduce as yeast while other fungi (for example, Candida albicans) are di...

Style

...xo style Tubelike organelle in some flagellate protozoa , extending from the area of the kinetosomes to the posterior end, where it often protrudes. Azygous A blood vessel. Back to PAE Glossary ... Full article >>> Life style choices also affect longevity. Early in the twentieth century,...

Striated muscle

... a striated muscle fiber. Sarcomastigophora The protozoa n phylum where members possess flagella, pseudopod ia, or both for locomotion and feeding; single type of nucleus . Full article >>> The contr action of smooth muscle tends to be slower than that of striated muscle . It also is...

Striate

...costa Prominent striate d rod in some flagellate protozoa that courses from one of the kinetosomes along the cell surface beneath the recurrent flagellum and undulating membrane. costal Pertaining to a rib. Full article >>> rhabdosarcoma - a highly malignant neoplasm derived from stria...

Stigma

...o receptor granules found in certain flagellated protozoa (Euglena) that serves as a shield for the photo receptor . Also the spiracle of certain terrestrial arthropods. Full article >>> stigma The part of the reproductive organ s of flower s where pollen grain s germinate. Covered in L...

Sporozoan

...icle >>> sporozoan any parasitic protozoa n of the class Sporozoa, such as the Malaria pa...orocyst (1) Stage of development of a sporozoan protozoa n, usually with an enclosing membrane, the oocyst. (2) An asexual stage of development in some dig...

Slime molds

..., multicellular, fungus like (form spore s) and protozoa nlike (amoeboid) stages. Full article >>> The life cycle of slime molds is very similar to that of fungi . Haploid spore s germinate to form swarm cells or myxamoebae. These fuse in a process referred to as plasmogamy and karyo...

Sarcolemma

... a striated muscle fiber. Sarcomastigophora The protozoa n phylum where members possess flagella, pseudopod ia, or both for locomotion and feeding; single type of nucleus . Full article >>> sarcolemma for plasma membrane sarcoplasmic reticulum for endoplasmic reticulum sarcosom...

Rhizopoda

Rhizopoda sub class which includes the amebiod protozoa ns that feed by means of pseudopod ia and lack cilia or flagella. Full article >>> Ent amoeba histolytica a parasitic member of Kingdom Protista ; Divsion Rhizopoda which causes amoebic dysentary (ent = within interior; amoeb = ...

Rhizome

... Rhizopoda sub class which includes the amebiod protozoa ns that feed by means of pseudopod ia and lack cilia or flagella. Full article >>> Stems: Most often an underground creeping rhizome , but sometimes an above-ground creeping stolon (e.g., Polyp odiaceae), or an above-ground erect ...

Pseudopod

...f protoplasm from a cell , especially in certain protozoa ns, such as amoeba e, that serves various purpose...rary cytoplasm ic protrusion extended out from a protozoa n or ameboid cell , and serving for locomotion or for taking up food. Full article >>>...

Protozoa

...d heterotroph y. Full article >>> protozoa - tiny animals ; most feed on microorganisms yea...te metamorphosis. Full article >>> protozoa n pl. protozoa A protist that lives primarily by ingesting food, an animal -like mode of nutri...

Protista

...#62;> Protista : a kingdom that includes protozoa , one-celled algae , and slime molds . protocells : the first cells . protons : positively charged particles within the nucleus of an atom . Full article >>> Protista The kingdom whose members are character ized by being e...

Protist

...2;> Protist a : a kingdom that includes protozoa , one-celled algae , and slime molds . protocel... Protist a , generally considered to include the protozoa and eukaryotic algae . Protist a The kingdom whose members are character ized by being eukar...

Proteins

...onstructed. Protista : a kingdom that includes protozoa , one-celled algae , and slime molds . protocells : the first cells . Full article >>> For proteins , a process in which a protein unravels and loses its native conformation , thereby becoming biologically inactive. For DNA , ...

Phagocytosis

...he engulfment of a particle by a phagocyte or a protozoa n. phago lysosome Vacuole in a cell in which a phagocytosed particle is digested. phago lysosome The organelle that is formed when a lysosome combines with a vesicle . Full article >>> Phagocytosis the means by which cell...

Phagocyte

...he engulfment of a particle by a phagocyte or a protozoa n. phago lysosome Vacuole in a cell in which a phagocytosed particle is digested. Full article >>> Phagocyte s utilize an NADPH oxidase to generate large amounts of ROS, and exploit their toxic properties as a host -defence ...

Parasites

... single-celled creatures that are also considered protozoa , such as Euglena. Full article >>> the study of parasites and their relationships. The University of Aberystwyth has a parasitology group. A B C D E F G H I J K L M N O P Q R S T U V W X Y Z ... Full article >>> sup...

Paramecium

...>> Paramecium a genus of freshwater protozoa n, having an oval body covered with cilia and a ventral ciliated groove for feeding. Full article >>> Paramecium a one-celled organ ism which is covered with many cilia (paramec = oval; -ium = small) Parapatric Species species...

Oviduct

...vitelline glands and Mehlis' gland. Opalinata The protozoa n sub phylum where members are cylindrical; covered with cilia. Examples: Opalina, Zelleriella. Full article >>> This shape results from the egg being forced through the oviduct . Muscle s contract the oviduct behind the egg , ...

Organelles

...ormed by the fusion of cilia. ciliates A group of protozoa ns that have cilia. Full article >>> A few large organelles probably origin ated from endosymbiont bacteria : chloroplast mitochondrion Other organelles include: ... Full article >>> cytoplasm ic organelle...

Oral groove

...move food particles toward the oral groove of a protozoa n. Full article >>>...

Micronucleus

...s the smaller, reproductive nucleus of certain protozoa ns, in contrast to the larger nutritive macronucleus Source: Noland, George B. 1983. General Biology , 11th Edition. St. Louis, MO. C. V. Mosby ... Full article >>> micronucleus In the protista n group known as the ciliates, the ...

Metazoa

...zoa higher, multicellular animals ; contrast to protozoa Source: Noland, George B. 1983. General Biology , 11th Edition. St. Louis, MO. C. V. Mosby ... Full article >>> Metazoa [Gr. meta - after, beyond; Gr. zoon - animal ]. The Sub kingdom of the Kingdom Animalia that includes all...

Mammals

...mammals , birds, fish, insects, plant s and some protozoa has expanded, and their properties as potent peptidase inhibitors have been firmly established. Full article >>> The conclusion that might be drawn from the above is that there are many features of ancestral retina l anatomy that w...

Macronucleus

macronucleus larger nucleus of certain protozoa ns, as distinguished from the smaller micronucleu... The larger of the two kinds of nuclei in ciliate protozoa ; controls all cell functions except reproduction . Full article >>> macronucleus...

Lipids

... The larger of the two kinds of nuclei in ciliate protozoa ; controls all cell functions except reproduction . Full article >>> Biochemistry is focused on the structure and function of cellular components, such as proteins , carbohydrates , lipids , nucleic acids , and other biomolecu...

Identity

...> endosome Nucleolus in nucleus of some protozoa that retains its identity through mitosis . endosperm A triploid nutritive tissue resulting from the fusion of a haploid sperm nucleus with the two haploid polar nuclei in the ovule of angiosperm s. Full article >>> ...

Fungus

...the pathogen , the virus , bacterium, fungus , protozoa n-there are many different kinds of pathogen s, of disease-causing organ isms-in the case of zoonotic diseases, ... Full article >>> plant composed of a chlorophyll -bearing alga and a fungus living together symbiotically Source...

Fungi

... only does this definition exclude prokaryotes , protozoa , and fungi , but it specifically includes a term "gradual process" which should not be part of the definition. Full article >>> A unicellular form of fungi . Some fungi (for example Saccharomyces cerevisiae ) are only known to ...

Esophagus

... (a fungal infection); toxoplasmosis (caused by a protozoa n that is spread by cats); Kaposi's sarcoma (a rare cancer of the skin caused by a virus ); ... Full article >>> Salt-cured or pickled foods cause cancer s in the stomach and esophagus . Smoked foods such as ham and sausage cont...

Egg

...mammals , birds, fish, insects, plant s and some protozoa has expanded, ... Full article >>> amniote egg An egg with compartmentalized sacs (a liquid-filled sac in which the embryo develops, a food sac, and a waste sac) that allowed vertebrates to reproduce on land. Full article ...

Cytoplasm

...ll 's metabolic activities. cytoproct Site on a protozoa n where undigestible matter is expelled. Full article >>> - Cytoplasm - Cytosol Definition: A thin semi-permeable membrane that surrounds the cell 's cytoplasm . From Regina Bailey, Your Guide to Biology . FREE Newsletter. ...

Contractile vacuole

...e vacuole A clear fluid-filled cell vacuole in protozoa and a few lower metazoa ; takes up water and rel...ontractile vacuole s are found in some freshwater protozoa . Vacuoles in plant cells : the central vacuole ... Full article >>> Amoeba ...

Conjugation

...2; conjugation Temporary union of two ciliate protozoa while they are exchanging chromatin material and undergoing nuclear phenomena resulting in binary fission . Also, formation of cytoplasm ic bridges between bacteria for trans fer of plasmid s. Full article >>> A conjugation ...

Cilium

...ibratile structure on certain cells and certain protozoa ns Source: Noland, George B. 1983. General Biolog...particles along the cell surface or, in ciliate protozoa ns, for locomotion. Full article >>> Each cilium (and flagellum ) grows out from, ...

Ciliophora

... Full article >>> Ciliophora The protozoa n phylum character ized by members with simple or compound cilia at some stage in their life history; heterotroph s with a well-developed cytostome and feeding organelles ; at least one macronucleus and micronucleus present. Full article ...

Chimera

...en this eukaryotic red algae being taken into a protozoa n creating the crytomonad algae . Full article >>> DNA chimera A DNA containing genetic information derived from two different DNA molecule s. DNA cloning The production of large numbers of identical DNA molecule s or ...

Cell vacuole

...e vacuole A clear fluid-filled cell vacuole in protozoa and a few lower metazoa ; takes up water and releases it to the outside in a cyclical manner, for osmoregulation and some excretion . Full article >>>...

Budding

...on of the parent, as in all bryozoans and in many protozoa ns, cnidarians, and polychaetes. bud scale s Modified leaves surrounding and protecting a bud. Full article >>> In budding yeast cells , vacuoles are the storage compartments of amino acids and the detoxification compartment, w...

Bronchi

... (a fungal infection); toxoplasmosis (caused by a protozoa n that is spread by cats); Kaposi's sarcoma (a rare cancer of the skin caused by a virus ); ... Full article >>> In mammals the paired lungs are each supplied by a bronchus that divides, treelike, into bronchi oles . Each bro...

Apicomplexa

... Full article >>> apicomplexa The protozoa n phylum character ized by members having an apical complex used for penetrating host cells ; cilia and flagella lacking, except in certain reproductive stages. Full article >>> Ciliates, Apicomplexa , dinoflagellates, etc. The ...

Animals

...ompletely shaped. Full article >>> protozoa - tiny animals ; most feed on microorganisms yeast - eukaryotic organ isms larger than most bacteria , commonly divides by budding ... Full article >>> Many naturally occurring cancer s of vertebrate animals are caused by ret...

Animal

...ergence of weeds. Full article >>> protozoa - tiny animal s ; most feed on microorganisms yeast - eukaryotic organ isms larger than most bacteria , commonly divides by budding ... Full article >>> TRANSGENIC - An animal (usually a mouse ) or plant into which a fore...

Algae

... targets. Full article >>> Ciliate protozoa also have some variation in the genetic code : UAG and often UAA code for Glut amine (a variant also found in some green algae ), or UGA codes for Cysteine. Full article >>> A gelatinous material prepared from certain red alga...