How To Use Autotroph In A Sentence
-
To test the theory of a chemoautotrophic origin of life in a volcanic, hydrothermal setting, we explored mechanisms for the buildup of bio-organic compounds by carbon fixation on catalytic transition metal precipitates.
Dawkins on the OOL
-
Physiologically, plant conversion or seedling development involves a transition from the heterotrophic embryo to an autotrophic plant.
-
Based on polyp size, corallite structure, and surface area considerations, M. faveolata appears to depend on photoautotrophy versus heterotrophy to a greater extent than its congener, M. cavernosa.
-
Sulfur bacteria Filamentous autotrophic chemosynthetic bacteria that derive energy by oxidizing sulfides to elemental sulfur and build up carbohydrates form carbon dioxide.
-
These so-called chemoautotrophs use the stored energy of certain chemicals [usually sulfides such as hydrogen sulfide or iron sulfide (FeS 2)] to drive chemosynthesis.
-
After greening and probable transition from heterotrophy to autotrophy, root growth rate was enhanced and growth followed a linear pattern.
-
These resemble the foot of some specialized bivalves (Solemya or Lucina) used to penetrate putrid sediment to release H 2 S consumed by symbiotic chemoautotrophic bacteria.
-
Rhodophyta are autotrophic, which is an organism that obtains and stores Floridian starch from photosynthesis.
CreationWiki - Recent changes [en]
-
These developmental differences between autotrophs and parasites suggest that the functions of photoreceptors differ among autotrophs, hemiparasites, and holoparasites.
-
Because they interact with light to absorb only certain wavelengths, pigments are useful to plants and other autotrophs - organisms which make their own food using photosynthesis.
-
I’m not aware of all the details of the black smoker theory but around the black smokers they’ve found “chemolithoautotrophic hyperthermophilic archaebacteria.”
Good Math, Bad Math, and David Berlinkski - The Panda's Thumb
-
The kelps are an important group of marine autotrophs that has left little or nothing in the way of a direct fossil record.
-
In this case, changes in photosynthetic activity enable comparisons to be made between mitochondria in autotrophic and heterotrophic tissue.
-
Similarly, among protists, a radiolarian may capture and ingest, more or less indifferently, a bacterium, an autotrophic flagellate, a herbivorous oligotrich ciliate, or another radiolarian (Fig 2E).
Marine microbes
-
They consider that early achievement of autotrophy is a major feature of structures with a high degree of foliarization.
-
In the time after a fire during which appreciable tree mortality occurred, the majority of respiration shifts from autotrophic to heterotrophic.
Climate change in relation to carbon uptake and carbon storage in the Arctic
-
Few authors have explored body size patterns across the E / O transition, although Hickman did document an increase in the size of chemoautotrophic thyasirid bivalves from the Pacific Northwest.
-
However, those authors observed that it was not possible to determine how much of that CO2 flux into shelf waters is a result of elevated atmospheric CO2, and how much represents shelf autotrophy.
Coastal zone
-
These differences correlate with differentiated function as heterotrophic, autotrophic and transport pathway components of the leaf.
-
I’m not aware of all the details of the black smoker theory but around the black smokers they’ve found “chemolithoautotrophic hyperthermophilic archaebacteria.”
Good Math, Bad Math, and David Berlinkski - The Panda's Thumb
-
After greening and probable transition from heterotrophy to autotrophy, root growth rate was enhanced and growth followed a linear pattern.
-
Moreover, growth rate was deeply reduced during heterotrophic and autotrophic development.
-
On land, an estimated 60 Pg C (60 billion tonnes) is emitted to the atmosphere each year by autotrophic respiration.
Carbon dioxide
-
It is a true autotroph and uses only two sources for its metabolism: carbon dioxide as its source for carbon and hydrogen as an energy source.
-
Similarly, among protists, a radiolarian may capture and ingest, more or less indifferently, a bacterium, an autotrophic flagellate, a herbivorous oligotrich ciliate, or another radiolarian (Fig 2E).
Marine microbes
-
These so-called chemoautotrophs use the stored energy of certain chemicals [usually sulfides such as hydrogen sulfide or iron sulfide (FeS 2)] to drive chemosynthesis.
-
Thus, the viruses which attack the autotrophic prokaryotes Synechococcus, the bacteria which absorb dissolved organic excreted by autotrophic protists such as diatoms and dinoflagellates, and the protists such as ciliates, radiolarians which feed on autotrophic protists are all consumers of primary production.
Marine microbes
-
It is characterized of autotrophic ANAMMOX bacteria transferring NH 4 + - N to N 2 in anaerobic condition.
-
Physiologically, plant conversion or seedling development involves a transition from the heterotrophic embryo to an autotrophic plant.
-
One of the most dramatic effects of light on plant development is observed in the de-etiolation process of photomorphogenesis, when plants pass from heterotrophic to autotrophic life.
-
Nitrification, a chemoautotrophic process, is carried out by a consortium of
Featured Articles - Encyclopedia of Earth
-
Recently there has been discussion about the metabolic state of the ocean, with arguments questioning whether the open ocean is net autotrophic or net heterotrophic.
-
At far right, Methanobacterium thermoautotrophicum, an elongate bacillus form.
-
Plants are sessile, autotrophic, and grow in an indeterminate and modular manner.
-
The following day, the two would-be spelunkers were a quarter of a mile into an immense corrasional cave when they encountered a herd of giant centipedes “grazing” on the chemoautotrophic moss growing on the damp cavern walls.
365 tomorrows » 2009 » September : A New Free Flash Fiction SciFi Story Every Day
-
Sulphate assimilation is present in plants, algae, fungi, and many autotrophic prokaryotes.
-
Approximately 200 budgets demonstrate the extreme heterogeneity of the coastal zone, with most of the variability towards both autotrophy and heterotrophy being in smaller systems.
Coastal zone
-
Even using enrichment techniques, Bunnell et al. [46] rarely found chemoautotrophic sulfur-oxidizing bacteria.
Implications of current species distributions for future biotic change in the Arctic
-
Microbial autotrophic and heterotrophic eucaryotes in Antarctic waters: relationships between biomass and chlorophyll, adenosine triphosphate and particulate organic carbon.
Future change in processes and impacts on Arctic biota
-
Since plants and other photosynthetic organisms can produce many of their own nutrition requirements they are known as autotrophs.
-
Some protist species retain and use the chloroplasts in the prey they eat while other protists harbor symbionts, entire autotrophic bacteria or protists.
Marine microbes
-
They evolved towards sessile life possibly in symbiosis with photo- or chemoautotrophic microorganisms.
-
‘Our synthesis of ammonia may serve as a model for a primordial nitrogen fixing system and conforms well with theories of the chemoautotrophic origin of life,’ say the researchers.
-
Because Pinesap is an indirect parasite of the autotrophic plant, it is sometimes referred to as an epiparasite.
-
However, some rely on sunlight and photosynthesis or the energy contained in some inorganic compounds (autotrophy or self-feeding).
Marine microbes
-
M. jannaschii is an autotroph, meaning that it generates all its energy from inorganic substances.
The God of Small Things
-
Among marine microbes, consumers of primary producers are those which feed on autotrophic prokaryotes or autotrophic protists.
Marine microbes
-
If one hazards a guess from other chemoautotrophic-based systems, the fact that the cave is said to be where seas were would suggest that the bacteria could be utilizing hydrocarbons.
If You Seal It Off, They Will Evolve - The Panda's Thumb
-
This trait, along with the group's deep branching in the tree of life, has lead to the belief that the last common ancestor of life may be a thermophilic autotroph growing in a hydrothermal system.
-
Here 32 new species and 2 genera of invertebrates were discovered thriving on sulfur - rich seeps inside the cave, in what appears to be the most easily accessible chemoautotrophic ecosystem known so far.
-
Despite ample iron substrate in tundra ponds and soils, chemoautotrophic ferrous iron oxidizers were not found in IBP tundra sites [48].
Implications of current species distributions for future biotic change in the Arctic
-
Plants are autotrophs, self-nourishing life forms.
-
More autotroph biomass is just going to provide more organic material for heterotrophs.
Matthew Yglesias » Fred Hiatt Won’t Correct Dishonest Climate Change Columns, Will Lecture Congress on How to Handle Climate Change
-
This period is followed by post-germinative growth that leads to seedling establishment and the acquisition of autotrophy.
-
Usually in surface waters there are about a thousand per ml of small flagellates which feed on bacteria (both autotrophic and heterotrophic prokaryotes) and 1 or 2 ciliates, oligotrichs (Fig 2B) and tintinnids (Fig 2C) or heterotrophic dinoflagellates which feed on autotrophic protists.
Marine microbes
-
The heterogeneity about a net metabolism near 0 is a more striking characteristic than a strong trend towards net autotrophy versus heterotrophy.
Coastal zone
-
Nitrification, a chemoautotrophic process, is carried out by a consortium of bacteria and involves production of intermediates such as nitrite (NO2 -), and nitrous oxide (N2O) as a byproduct.
Marine nitrogen cycle
-
Another pathway of N2 production is the anaerobic ammonium oxidation (anammox; NH4++ NO2 - → N2 + 2H2O) which, in contrast to denitrification, is carried by chemoautotrophic bacteria.
Marine nitrogen cycle
-
A photosynthetic green plant or chemosynthetic bacterium, constituting the first trophic level in a food chain; an autotrophic organism.
-
While chemoautotrophs are uncommon, photoautotrophs are common and quite diverse.
-
Presumably calcification continues as the soft tissues grow and begin to feed autotrophically (by photosynthesis) and heterotrophically (on plankton and bacteria), and the symbiotic algae start to accelerate the rates of calcification as they do in adult colonies.
Biology of early life stage of tropical reef corals
-
Williams TJ, Xie G, Kiss HE, Brettin TS, et al. (2009) Complete genome sequence of the chemolithoautotrophic marine magnetotactic coccus strain MC-1.
PLoS ONE Alerts: New Articles
-
Symbiosis with chemoautotrophic bacteria has, so far, not been proved for Vesicomya and the genus is not restricted to sulphide-rich reducing habitats.
ScienceBlogs Channel : Life Science
-
With increasing maturity of chloroplasts there is an increased ability to photosynthesize and therefore to undergo predominantly autotrophic metabolism.
-
The reaction pathways that these chemoautotrophs employ involve the reduction of inorganic carbon compounds to form organic compounds, which include their biomolecules.
-
Less cold-tolerant organisms may have held out in locations where geothermal action preserved warm micro-climates - some perhaps from around deep-sea fumaroles, though photoautotrophs must clearly have ‘over-wintered’ elsewhere.
-
Thus, the species is an autotroph, meaning that it can obtain its own food from the conversion of light or chemical energy.
CreationWiki - Recent changes [en]
-
In the sea, autotrophic respiration is thought to account for about 58 Pg of the dissolved inorganic carbon in surface waters each year, with the contribution of heterotrophic respiration being 34 Pg C. Vulcanism
Carbon dioxide
-
Thermodynamic constraints mean that chemiosmosis is strictly necessary for carbon and energy metabolism in all organisms that grow from simple chemical ingredients [autotrophy] today, and presumably the first free-living cells," said Lane.
Space Business and Industry News at SpaceMart.com
-
If detached leaves were fed glucose, inducing a rapid switch from autotrophy to heterotrophy, then they were seen to exhibit GPT activity.
-
Objective To study the characteristics of the Nitroso - bacteria in one - step completely autotrophic nitrogen removal process.
