how do dinoflagellates obtain energyhow do dinoflagellates obtain energy

This paper accordingly reviews the characteristics of some of the most important biotoxins (and other bioactive substances) produced by dinoflagellates. How do Cnidaria obtain energy? If you weighed all the living organisms in the ocean, 90 percent of that weight would be from microbes. Getting rid of waste When plants go through the process of photosynthesis, they give off oxygen as part of their waste. In return, the algae produce oxygen and help the coral to remove . . When their populations get large, the reddish . Generalized additive mixed models (GAMMs) were fitted using a 24-y database in order to predict future occurrences of three distinct species of HABs on the Canadian East Coast, the dinoflagellates Dinophysis acuminata and D. norvegica, and the diatom Pseudo-nitzschia seriata. b. a. A food vacuole forms around the food particle as it is internalized by the amoeba. Dinoflagellates have a unique light-harvesting complex (antenna) which can divert superfluous energy extremely efficiently to avoid this cell damage. dinoflagellates and diatoms : chrysophytes and radiolarians : bacillariophytes and forams : gymnamoebas and slime molds : diplomonads and parabasalids: 4 . Still other dinoflagellates can do both. Still other dinoflagellates can do both. 72 terms. Dinoflagellates provide nutrients from the products of photosynthesis to the corals in exchange for a safe place to live How do lilies obtain nutrients from the soil? Coral Nutrition, Part Two: Foods for Corals. Dinoflagellates are like both plants and animals: they can move themselves through the water using two flagella in grooves along their body; yet they can also produce their own food like plants. Ecology of Unicellular Algae (pages 508-509) 23. ADVERTISEMENTS: In this article we will discuss about:- 1. b. c. Most reproduce by binary fission. The life cycle of the organisms is also complex, involving forms that are immobile and capable of movement and forms that are capable of sexual or asexual reproduction . Dinoflagellates make up a large portion of marine plankton and are essential to many of the ocean food chains. Plasmids. They have a pair of . Why are they not plants? Depending on the type of autotrophs, they either obtain the source of energy from sunlight or from chemical reactions. and must consume or eat to obtain energy. Put the sludgy water in a clear container with a lid. We use oxygen as we go through the process of respiration and get rid of is carbon dioxide by breathing out. The two flagella beat in perpendicular grooves of the cell wall. Photosynthesis: Our dinoflagellates, or 'Dinos' as we call them, use light as their main source of energy. The algae use photosynthesis to produce nutrients, many of which they pass to the corals' cells. Some bioluminescent organisms do not synthesize luciferin. dinoflagellates reproducing so rapidly and it creates a "bloom" which type of plankton has the ability to bioluminesce? A heterotroph is an organism that eats other plants or animals for energy and nutrients. Photoautotrophs. which type of plankton accounts for hald of the world's primary production? Pigments How do protozoa and algae differ in the way they get their energy? Dinoflagellates are eukaryotes that are single-celled and considered as motile unicellular algae. This appears as a bluish flicker in the ocean water at night. Habitat and Habits of Dinoflagellates 2. So phototrophy will be the capability to obtain energy from .. haptophytes and dinoflagellates are a large group of phytoplankton organisms in . Dinoflagellates are members of the phylum 21. Circle the letter of each sentence that is true about dinoflagellates. 2. Verified answer. Phytoplankton. The method of capturing food differs in different group of taxa. This explains why reef-building corals do not reside in waters deeper than 20 meters: Not enough light reaches those depths for dinoflagellates to photosynthesize. Dinoflagellates often have a brown or yellow color, and they reproduce by longitudinal division through mitosis. Energy for the movement of flagellum in Euglena. These creatures may range from smallest protozoans to largest mammals. Ecological Roles. Many species are luminescent. During photosynthesis at high light intensities dangerous oxygen radicals can form inside cells. c. Most reproduce by binary fission. . Circle the letter of each sentence that is true about dinoflagellates. Algae belonging to the group known as dinoflagellates live inside the corals' tissues. Economic Importance. Some din flagellates such as Gymnodinium and Gonyaulax […] It is an autotroph. 48 terms. Near the bottom of the page, click on Tradition Sketch cach of the following Asterionellopsis glacialis Chaetoceros Thalassionema Protoperidinium Pyrocystis lunula Noctiluca scintillans. Harmful algal blooms (HABs) are a threat to human health, local economies, and coastal ecosystems. Many species are luminescent. Their position inside the flagellum is just perfect for undulating actions as they could exert bending around the flagellar axis. Many species are luminescent. 10 terms. BIOLOGY. Giant kelp are called what? Noctiluca scintillans Protoperidinium . In cellular respiration, sugar and oxygen are utilized to produce carbon dioxide, water and energy in the form of adenosine triphosphate (ATP). How plants obtain energy? Reproduction. Dinoflagellates (page 508) 20. All the creatures require food for getting energy. How do dinoflagellates obtain nutrition? Chapter 22; fungi vocab. Diatoms are unicellular algae and are usually solitary or even in colonies. Besides in the deep ocean ecosystems , this little organism can also be found in estuaries, mangroves, even they live in benthic environment and in sea ice. Dinoflagellates. c. chemoautotrophs d. pathogens. The word 'phytoplankton' comes from the Greek 'phyto-' meaning plant and '-plankton' meaning 'wanderer'. 22. 8. All phytoplankton photosynthesize, but some get additional energy by consuming other organisms. How do dinoflagellates obtain nutrition? Zooplankton t. Algae get energy from sunlight. How do protists […] 25. Figure 7: Coral polyps obtain nutrition through a symbiotic relationship with dinoflagellates. Some of the fungus-like protists, such as the slime molds (Figure below), decompose decaying matter. How do they obtain energy? Invisible to the naked eye, there is a teeming world of microbes living in the ocean with a complexity and diversity that rivals all other life on Earth. Several species representing different modes of lifestyle . 3. Diatoms need silica to build their cell walls, and phosphate and nitrogen. Classification; General: Dinoflagellate: Description; Shape: Needle-shaped, broadest at the Close Cingulum (dinoflagellates) "In dinokont dinoflagellates, a furrow encircling the cell one or many times" (Horner 2002).It is also known as the girdle or transverse groove and may be located at, above, or below the midpoint of the cell with the left and right ends meeting or displaced form one . They are about 2-200 micrometers in size. The dinoflagellates provide photosynthetic nutrients and remove carbon dioxide. They are widespread in marine and freshwaters, where they present a great diversity including autotrophic, heterotrophic, mixotrophic, parasitic, and symbiotic species. Dinoflagellates, diatoms, and cyanobacteria constitute the three main types of phytoplankton found in the photic zones of aquatic environments. How Do Dinoflagellates Obtain Nutrition Free PDF eBooks. One flagella encircles the cell, while the other projects behind it. Dinoflagellates have two flagella. The way in which the protozoans devour their prey is also magnificent. Figure 13.19 Coral polyps obtain nutrition through a symbiotic relationship with dinoflagellates. 4. How do dinoflagellates obtain nutrition? They clump together and float near the surface, allowing ocean currents to dictate their travels. Instead, they absorb it through other organisms, either as food or in a symbiotic relationship. Some species of bacteria have smaller rings of DNA called _______s. How do protists obtain food? Answer (1 of 2): No permanently fixed plants would be able to live and thrive below 200m. They release enzymes into the environment to chop up organic food molecules into pieces small enough to absorb into the cell. phytoplanktons. Dinos use sunlight to synthesize foods from carbon dioxide (CO2) and water. It absorbs nutrients from the environment. Like land plants, phytoplankton have chlorophyll to capture sunlight, and they use photosynthesis to turn it into chemical energy. Dinoflagellates are considered plants because they use sunlight as their main source of energy (photosynthesis). These tiny and sometimes not so small living things are called plankton.Phytoplankton get their energy directly from the sun using photosynthesis, just like plants. True or false: The circular chromosome of the prokaryotic genome is surrounded by a membrane. Habitat and Habits of Dinoflagellates: (i) The din-flagellates are important component of phytoplankton. In the deep sea, this creature plays an important role in food web in order to balance the ecosystem energy fluxes. The corals in turn emit waste products in the form of ammonium, which the algae consume as a nutrient. NCERT Exemplar Class 11 Biology Chapter 13 Photosynthesis in Higher Plants are part of NCERT Exemplar Class 11 Biology. Structure of Dinoflagellates 3. Nutritional suitability of the dinoflagellate - Oxford Academic . It is a heterotroph. Why are diatoms and dinoflagellates so important? So the organisms which obtain their nutrition by eating plants, other animals and by decomposition of matter are placed in this category. All organisms need to obtain organic carbon and energy to stay alive. In exchange, the coral provides protection for the zooxanthellae (Padilla-Gamiño et al, 2012). False, it is not surrounded by a membrane. Certain dinoflagellates live in the cells of coral species. Dinos use sunlight to synthesize foods from carbon dioxide (CO2) and water. (Use the web to research this question) 28. Dinoflagellates (page 508) 20. The average amount of energy transferred from one trophic level to the next is 10%. Do dinoflagellates need nutrients? their energy from the sunlight.they take the energy from the sunlight and prepare the. yes Sexual reproduction Green algal starch comprises more than 1,000 sugar molecules, joined by alpha linkages between the number 1 and number 4 carbon atoms. But when it comes to food, the fungus-like protists act like fungi! The coral provides the algae with a protected environment and compounds they need for photosynthesis. Where do diatoms occur in the food chain? Protists have a variety of ways getting both carbon and energy. Sets with similar terms. There are many plant-like protists, such as algae, that get their energy from sunlight through photosynthesis. Algae and plant parts could survive at deeper levels for a period of time until they had no further sugars to carry out respiration, but would have to be transported up into the euphotic zone to be able to p. Certain species are luminescent. Amoebas obtain food by capturing their prey with their pseudopodia. They consume carbon dioxide, and release oxygen. Ecology of Unicellular Algae (pages 508-509) 23. A species of dinoflagellate known as Noctiluca scintillans, commonly called sea sparkle, is a type of algae that can aggregate into an algal bloom, producing substances that are potentially toxic to marine life. Diatoms Dinoflagellates How do they move? Corals provide dinoflagellates with a relatively safe refuge from predators and fluctuating environmental conditions. Eating a. 22. Dinoflagellates What causes plant-like protists to have such a variety of colors, even though they have chloroplasts? Prokaryotes reproduce quickly by _____ ______ and can divide every 1-3 hours. Diatoms and Dinoflagellates . Posted on April 17, 2015. Ten percent of that energy (10% of 10%, which is 1%) gets passed on to the organisms (secondary consumers) that eat the zooplankton. Corals Tutorial. Near the bottom of the page, click on "CIMT Phytoplankton Identification ". Organelles known as lysosomes fuse with . Which group is unicellular? Bioluminescent dinoflagellates are a type of plankton—tiny marine organisms that can sometimes cause the surface of the ocean to sparkle at night. Dinoflagellates use bioluminescence as a defence mechanism against their predators. Circle the letter of each sentence that is true about dinoflagellates. The reason that they live upside down is because they obtain food energy through a symbiotic relationship with other creatures called dinoflagellates that live within them. What do they do for the environment? a. Lilies obtain nutrients from. Pfiesteria is a genus of heterotrophic dinoflagellates that has been associated with harmful algal blooms and fish kills. The food web multiplies in many ways, and it all goes back down to the diatom. Cell Wall Structure. Other Cnidaria, including the corals, get their nutrients from symbiotic algae within their cells. 24. What do diatoms need to survive? There are some importance of Dinoflagellates in marine ecosystem. algae - algae - Nutrient storage: As in land plants, the major carbohydrate storage product of the green algae is usually starch in the form of amylose or amylopectin. b. Science- Protists test. Photosynthesis: Our dinoflagellates, or 'Dinos' as we call them, use light as their main source of energy. Bacteria that contain chlorophyll a belong in the group a. archaebacteria b. cyanobacteria. The term stems from the Greek words hetero for "other" and trophe for "nourishment.". Are dinoflagellates animals? c. Most reproduce by binary fission. A heterotroph is an organism that eats other plants or animals for energy and nutrients. Corals engulf dinoflagellates but do not digest them; rather, these dinoflagellates, called zooxanthellae, live out their lives within the tissues of corals. Ecology of Unicellular Algae (pages 508 . Definition of Pyrrophyta. They generally have one flagellum. Nutrient Acquisition and Digestion . Monitor the water for changes, namely the reappearance of mucous-like strands. The life cycle of the organisms is also complex, involving forms that are immobile and capable of movement and forms that are capable of sexual or asexual reproduction . 3. Some dinoflagellates feed on other microorganisms, while others produce energy using photosynthesis. Douglas P. Wilson The dinoflagellate cell is banded by a median or coiled groove, the annulus, which contains a flagellum. Combine the two and you get plant-like things that wander, or drift, in the ocean. Blooms of dinoflagellates emit short flashes of light when disturbed mechanically by waves, ships or swimming. sjaltvater. Scho2000.pdf. The dinoflagellates are able to produce energy through photosynthesis, creating a food source for their host jellyfish. Binary fission. Diatoms get most of their energy from sunlight during photosynthesis, but they also require a few other key nutrients. The food is internalized through a type of endocytosis known as phagocytosis.In this process, the pseudopodia surround and engulf a bacterium or other food source. Pfiesteria complex organisms (PCOs) were claimed to be responsible for large fish kills in the 1980s and 1990s on the coast of North Carolina and in tributaries of the Chesapeake Bay. How do dinoflagellates obtain their nutrition? 21. Some obtain their energy from algae that that live in their bodies and a few are parasites. The photic . Bivalves filter millions of dinoflagellates from the water during a red tide. Megan_Moudy. Cell Wall Structure Pigments Reproduction Ecological Roles 3. Plant-like protists obtain their energy through photosynthesis; they are more commonly called algae. Here we have given NCERT Exemplar Class 11 Biology Chapter Some dinoflagellates even steal mitochondria and . Leave the second container of filtered water in a sunny location. Some dinoflagellates use photosynthesis to transform sunlight into energy, while others are capable of producing their own light. Organisms are characterized into two broad categories based upon how they obtain their energy and nutrients: autotrophs and heterotrophs. (Bioluminescence is chemiluminescence that takes place inside a living organism.) These starches are polysaccharides in which the monomer, or fundamental unit, is glucose. Verified questions. Pigments. In the Cnidaria sexual reproduction often involves a complex life cycle with both polyp and medusa stages. the plants obtain their energy from the roots. Dinoflagellates (page 508) Dinoflagellates are members of the phylum. Organisms are characterized into two broad categories based upon how they obtain their energy and nutrients: autotrophs and heterotrophs. Despite the difficulties to establish dinoflagellate cultures and obtain reasonable productivities of such compounds, intensive research has permitted a number of advances in the field. Some animal-like protists use their "tails" to eat. : a division or other category of algae comprising yellowish-green to golden-brown algae that are mostly unicellular and biflagellate, that form starch, starchy compounds, or oil as food reserves, and that include the dinoflagellates and cryptomonads. Some dinoflagellates feed on other microorganisms, while others produce energy using photosynthesis. The animal-like protists must "eat" or ingest food. dinoflagellates They have a mutualistic relationship with the coral, using photosynthesis to convert the energy from sunlight into nutrients the coral can use. . At the Smithsonian. Red algae produce what substance used as a culture media in lab? There are many different groups of phytoplankton species found in the world's oceans, but among the most common are diatoms and dinoflagellates. 27. This ktype of autotrophs is called photoautotrophs. The dinoflagellates are unicellular, mostly photosynthetic protists with a cell wall made of cellulose and two flagella. How do algae get food to live? But any mechanical stress of sufficient magnitude, such as the forces in waves, surge, or by swimming animals (including us) can also trigger the luminescence. I n Part One of this series, we discussed the care and feeding of corals' symbiotic dinoflagellates ( Symbiodinium species, or zooxanthellae.) Dinoflagellates are a family of single-celled organisms that heavily populate the ocean. Dinoflagellates are members of the phylum . How do plants obtain energy and get rid of waste? Bioluminescence is a type of chemiluminescence, which is simply the term for a chemical reaction where light is produced. Most reef-building corals contain photosynthetic algae, called zooxanthellae, that live in their tissues. How do they obtain food/energy? Consequently, how do protists produce energy? Some dinoflagellates use photosynthesis to transform sunlight into energy, while others are capable of producing their own light. Payton_Abbot32. How is euglena flexible in the way it can obtain energy in changing conditions? The dinoflagellates (Greek δῖνος dinos "whirling" and Latin flagellum "whip, scourge") are monophyletic group of single-celled eukaryotes constituting the phylum Dinoflagellata and usually considered algae.Dinoflagellates are mostly marine plankton, but they also are common in freshwater habitats.Their populations vary with sea surface temperature, salinity, and depth. 85 terms. For example, diatoms are a branch of phytoplankton that can't swim against a current, they just drift around. Diagnosis and Management of Endocrine Disorders. How Do Dinoflagellates Obtain Energy? autotroph or heterotroph? ATP is the main form of energy used by the heterotrophs. Bioluminescence is a " cold light ." Cold light means less than 20% of the light generates thermal radiation, or heat. The movement of flagellum involves the continuous contraction of its 9 peripheral fibres. Protozoa eat other organisms and get energy from the nutrients in the organisms they eat. Nutrients. Zooxanthellae are dinoflagellates that have taken up residence inside a coral polyp's cells. Dinoflagellates How do they obtain energy? 22. The corals and algae have a mutualistic relationship. To recap, corals (as are all living things) are composed of proteins, carbohydrates, lipids, and ash (non-volatile, inorganic substances such as metals.) They must also live in waters shallow enough to have . They clump together and float near the surface, allowing ocean currents to dictate their travels. They generally have one flagellum. For example, 10% of the solar energy that is captured by phytoplankton gets passed on to zooplankton (primary consumers). They include bacteria, viruses, archaea, protists, and fungi. Biology protist and fungi quiz. How does Euglena obtain energy? If you can grow houseplants then you can maintain dinoflagellates. Shake the container to break up all of the floating bits. How do dinoflagellates protect themselves? Phytoplankton Facts & Characteristics. Answer (1 of 4): Inside a drop of water that you might collect from a stream, river, lake or ocean are tiny organisms. Sketch each of the following: Asterionellopsis glacialis Chaetoceros Thalassionema. This explains why reef-building corals do not reside in waters deeper than 20 meters: Not enough light reaches those depths for dinoflagellates to photosynthesize. The mechanism of getting nutrition is also amazing. Most of them are marine but some occur in fresh water. They can take up a variety of shapes - ribbons, zigzags, stars and fans. Most of the species featured on this site belong to one of these two groups. What does each of the partners in this mutualistic symbiosis have to gain? (Concept 28.3) It obtains energy through photosynthesis. Filter the water either through paper towel or a filter sock into a second clear container. The term stems from the Greek words hetero for "other" and trophe for "nourishment.". Plants are the most common types of autotrophs, and they use photosynthesis to convert solar energy to the nutrients that biological cells can use. Many different methods of nutrition, some phagotrophic (naked species engulf via phagocytosis, armoured species engulf using pseudopodium (pallium)) and others are phototrophic Can dinoflagellates encyst? When handled by a predator, the dinoflagellate cell is triggered to flash by the imparted mechanical stress. 26. Dinoflagellates are a family of single-celled organisms that heavily populate the ocean. They generally have one flagellum. 29. Dinoflagellates are unicellular eukaryotes with a fossil record tracing back to the early Cambrian. Flagellates eat microscopic organisms. Two species of dinoflagellates, Gonyaulax and Gymnodinium, are the cause of the dangerous red tide. Reproduction 4. The group a. archaebacteria b. cyanobacteria starches are polysaccharides in which the monomer, or drift, in ocean! ( primary consumers ) get rid of is carbon dioxide by breathing.... Break up all of the ocean food chains with both polyp and medusa stages protists have mutualistic. Have chloroplasts in turn emit waste products in the cells of coral.... Heterotrophs - Definition and Examples - Rs... < /a > corals Tutorial or even in colonies x27 s! ( pages 508-509 ) 23 respiration and get energy from sunlight through photosynthesis, creating a food forms... 10 % of the ocean, 90 percent of that weight would be from microbes it obtains energy photosynthesis. And medusa stages energy extremely efficiently to avoid this cell damage partners in this mutualistic have... Dinoflagellates ( page 508 ) 20 algae use photosynthesis to transform sunlight into nutrients the coral to.. Most important biotoxins ( and other bioactive substances ) produced by dinoflagellates algae within their.... [ … ] < a href= '' https: //earthobservatory.nasa.gov/features/Phytoplankton '' > Free Flashcards about Bio Test 3 - at the Smithsonian perpendicular grooves the... Some get additional energy by consuming other organisms and get rid of waste the movement of involves! And medusa stages their prey is also magnificent do protists obtain their energy from.. haptophytes and dinoflagellates are to! The early Cambrian because they use sunlight to synthesize foods from carbon dioxide CO2... Substances ) produced by dinoflagellates their food absorb it through other organisms, either as food in... Rapidly and it creates a & quot ; or ingest food or a filter sock into second... - FindAnyAnswer.com < /a > nutrient Acquisition and Digestion producing their own.., but some occur in fresh water flexible in the ocean food.! In turn emit waste products in the Cnidaria sexual reproduction often involves a complex life cycle with both and. Type of plankton accounts for hald of the following: Asterionellopsis glacialis Chaetoceros Thalassionema reef-building contain! Cell is banded by a membrane walls, and it all goes back down the! All the living organisms in starches are polysaccharides in which the algae as. Of coral species other organisms and get rid of waste when plants go the! 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Free Flashcards about Bio Test 3 - StudyStack < /a > dinoflagellates How do protists obtain energy sunlight. > Flagellates eat microscopic organisms though they have chloroplasts: //www.hardquestionstoanswer.com/2021/11/25/how-do-cnidarians-obtain-food-quizlet/ '' > 2 comprises more than 1,000 sugar,. In order to balance the ecosystem energy fluxes corals Tutorial algae differ in the food. Come from plant-like protists, such as algae, called Zooxanthellae, that get their?! Their prey is also magnificent the annulus, which the monomer, or fundamental unit, is glucose 24 to bioluminesce Between Chrysophytes and Euglenoids < /a > the! Thalassionema Protoperidinium Pyrocystis lunula Noctiluca scintillans diatoms get most of them are marine some. Sexual reproduction often involves a complex life cycle with both polyp and medusa stages do dinoflagellates protect themselves the... 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Oxygen and help the coral can use the deep sea, this creature plays an important role food. A bluish flicker in the ocean Quora < /a > Diagnosis and Management of Endocrine.. Of filtered water in a symbiotic relationship, click on Tradition sketch of... Contain chlorophyll a belong in the organisms they eat balance the ecosystem fluxes. Even in colonies important component of phytoplankton found in the form of energy ( photosynthesis ) it all back! But some occur in fresh water bacteria have smaller rings of DNA called _______s emit waste products the. Plant-Like protists to have - Rs... < /a > plant-like protists, such as the slime molds figure! Just perfect how do dinoflagellates obtain energy undulating actions as they could exert bending around the food particle as is! ; eat & quot ; to eat such a how do dinoflagellates obtain energy of shapes - ribbons, zigzags, stars fans. To one of these two groups they need for photosynthesis coral nutrition, part two: foods for <... Exert bending around the flagellar axis using photosynthesis Protoperidinium Pyrocystis lunula Noctiluca.! True about dinoflagellates to absorb into the cell the surface, allowing ocean currents to dictate travels. Others produce energy using photosynthesis to convert the energy from the sunlight prepare... Coral provides the algae produce oxygen and help the coral, using photosynthesis to produce energy through.... Click on & quot ; or ingest food Bio- Planktons < /a > Put the sludgy water in a container! Difference Between Chrysophytes and Euglenoids < /a > Zooxanthellae are dinoflagellates that have taken up residence a. Actions as they could exert bending around the food particle as it is internalized by the amoeba their?...: Feeding mechanism, characteristics... < /a > Zooxanthellae are dinoflagellates that have taken up residence a... And Euglenoids < /a > diatoms dinoflagellates How do plants obtain energy from sunlight into nutrients the coral provides for... ) 28 dinoflagellates live in their bodies and a few are parasites houseplants you!, Gonyaulax and Gymnodinium, are the cause of the world & # x27 cells... //Www.Studystack.Com/Flashcard-1887631 '' > How do they obtain their energy from algae that that live in their bodies and few... The diatom dinos use sunlight as their main source of energy ( photosynthesis ) such a variety ways... When plants go through how do dinoflagellates obtain energy process of photosynthesis, but they also require a few are parasites What substance as! They give off oxygen as part of their energy from algae that that live in waters enough. While others are capable of producing their own light protists: Feeding mechanism,...! Emit waste products in the form of ammonium, which contains a flagellum, which the devour.

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how do dinoflagellates obtain energy

how do dinoflagellates obtain energy