What does flagellate mean in English?
Definition of flagellate
(Entry 1 of 3) transitive verb. 1 : whip, scourge. 2 : to drive or punish as if by whipping.
What does flagellate consist of?
The bacterial flagellum is made up of the protein flagellin. Its shape is a 20-nanometer-thick hollow tube. It is helical and has a sharp bend just outside the outer membrane; this “hook” allows the axis of the helix to point directly away from the cell.
What is a flagellate in biology?
flagellate, (subphylum Mastigophora), any of a group of protozoans, mostly uninucleate organisms, that possess, at some time in the life cycle, one to many flagella for locomotion and sensation. (A flagellum is a hairlike structure capable of whiplike lashing movements that furnish locomotion.)
What is an example of a flagellate?
Which of the following is not a flagellate?
Flowering plants do not produce flagellate cells, but ferns, mosses, green algae, and some gymnosperms and closely related plants do so. Likewise, most fungi do not produce cells with flagellae, but the primitive fungal chytrids do. Many protists take the form of single-celled flagellates.
How do you pronounce flagellate?
How does a flagellate obtain energy?
Bacterial flagella are helically shaped structures containing the protein flagellin. … The movement of eukaryotic flagella depends on adenosine triphosphate (ATP) for energy, while that of the prokaryotes derives its energy from the proton-motive force, or ion gradient, across the cell membrane.
What flagellated protozoa?
Flagellates are protozoans with one or a small number of long whip-like hairs called flagella that are used for locomotion.
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What disease does flagellate cause?
In humans and other mammals, several widespread diseases are caused by flagellates. Perhaps the most widespread is giardiasis caused by the intestinal parasite Giardia lamblia, with symptoms such as diarrhea (water and nutrient loss) and painful abdominal cramps.
Is Entamoeba flagellated?
Entamoeba belongs to Archamoeba. They are parasitic protozoans found in the intestines of many vertebrates, including humans. … They are a group of flagellated protozoa with a life cycle that involves two hosts, an insect vector and a mammalian host.
What is flagellate infestation?
defined as an infection or infestation, principally of the. intestine, by Lamblia intestinalis (R. Blanchard, 1888), characterized by chronic diarrhea with intermittent. acute exacerbations, digestive disturbances and nervous.
Where is flagellate found?
Flagella are filamentous protein structures found in bacteria, archaea, and eukaryotes, though they are most commonly found in bacteria. They are typically used to propel a cell through liquid (i.e. bacteria and sperm).
Is Toxoplasma a flagellate?
In both Toxoplasma and Plasmodium, only the male gamete, known as the microgamete, assembles basal bodies and flagella (Fig. 1d, e). Mature Plasmodium sperm have a single flagella (Fig. 1d) while Toxoplasma microgametes are bi-flagellated (Fig.
Is caused by a Sporozoan?
Hint: The sporozoans are a large subphylum of unicellular parasites that live inside their host cells. Over 65,000 species of sporozoans are known with malaria-causing parasites being the common one. Most of the sporozoans cause fatal diseases in humans. … They require a single host to complete their life cycle.
Which of the following is a flagellate?
Trypanosoma is a vertebrate flagellated blood parasite.
What is the job of the flagellum?
Flagellum is primarily a motility organelle that enables movement and chemotaxis. Bacteria can have one flagellum or several, and they can be either polar (one or several flagella at one spot) or peritrichous (several flagella all over the bacterium).
What is flagellar locomotion?
Flagellar movement, or locomotion, occurs as either planar waves, oarlike beating, or three-dimensional waves. All three of these forms of flagellar locomotion consist of contraction waves that pass either from the base to the tip of the flagellum or in the reverse direction to produce forward or backward movement.
What are the types of flagellate?
What are protozoan appendages called?
Many protozoans move about by means of appendages known as cilia or flagella.
What is flagellar propulsion?
Summary. Flagellar propulsion takes place in the viscosity-dominated realm of low Reynolds number fluid dynamics. … The presence of a surface near to the moving organelle restricts the fluid motion, but this effect enhances ciliary propulsion.