How To Use Facultative In A Sentence
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The filamentous fungus Fusarium oxysporum is a soil-borne facultative parasite that causes economically important losses in a wide variety of crops.
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Anaerobic facultative can remove more than 80% of TNT and RDX in the wastage. Aquatic organism (water hyacinth) can degradate TNT and RDX in some extent.
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Other parasites will feed on any host available and are called facultative parasites.
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Some facultative parasitic plants such as Rhinanthus minor appear to have functional photosynthetic apparatus and can grow without a host providing reduced carbon.
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Facultative paedomorphosis occurs in most species, though individuals in these species usually metamorphose fully into terrestrial adults with robust bodies and limbs, broad heads, and laterally-flattened tails.
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Adults and larvae of most species are facultative predators, but some are specialist predators, some are mycophagous or saprophagous or even phytophagous, occasionally damaging flowers and turf.
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Facultative amphimixis is the equivalent of the mechanism described under meiotic parthenogenesis.
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The host (facultative aerobe implies facultative anaerobe, doesn't it?) could handle aerobic conditions already, presumably because it had peroxisomes as oxygen sink. t's funny that you mention peroxisomes, as people once thought they were endosymbionts but now evidence seems to point to en origin from the ER.
A critique on the endosymbiotic theory for the origin of mitochondria
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Some facultatively hypothermic species (colies, several coraciiforms) alleviate this cost by group roosting on the nest, but this adaptation has not led to the evolution of joint laying.
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However, some tetraploid lines are facultatively apomictic and an individual plant may set seed both apomictically and sexually.
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Thus, facultatively anadromous species will possibly exhibit progressively less anadromous behavior if the benefits of remaining in freshwater systems outweigh the benefits of migrating to coastal areas for summer feeding over time.
Effects of climate change on arctic anadromous fish
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Direct-developing and normal biphasic frogs have slightly larger genomes, followed by biphasic, then direct-developing, and finally facultatively and then obligately neotenic salamanders.
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Insects such as ants, wasps and flies from the vicinity are attracted to these rewards and defend the plants facultatively against herbivores.
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The adult cowtail stingray of Shark Bay, Western Australia, is a solitarily foraging animal that facultatively groups when resting on shallow, inshore sand flats.
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For portions extending into Argentina and Chile we referred to the classifications scheme of UNESCO, and our linework lumps their "Andean caespitose herbaceous community (very dry puna)" and "subdesert semi-deciduous, facultative deciduous, shrubland (halophye communities".
Central Andean dry puna
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The functional significance of facultative sibling aggression is likely to depend on the magnitude of competitive asymmetry between siblings.
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Longfin damselfish aggressively defend their territory from all intruders and are therefore rarely cleaned by facultative cleaners such as juvenile bluehead wrasse and Spanish hogfish.
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In the same way we greet as a positive element the possibility – permitted as a facultative choice by the motu proprio – of proclaiming, in the old rite, the readings in the vernacular.
Archive 2009-07-01
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The host (facultative aerobe implies facultative anaerobe, doesn't it?) could handle aerobic conditions already, presumably because it had peroxisomes as oxygen sink. t's funny that you mention peroxisomes, as people once thought they were endosymbionts but now evidence seems to point to en origin from the ER.
A critique on the endosymbiotic theory for the origin of mitochondria
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A facultative parasite can exist as a parasite or a saprophyte.
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Something I've not yet commented on since my part facultative-festive and part enforced-technological break is the welcome restoration of sense and good legal analysis to the field of religious discrimination by the Employment Appeal Tribunal, which has reversed the much-publicised but obviously wrong decision at first instance in this case.
Archive 2009-01-01
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Increased productivity at lower trophic levels is likely to result in increased growth in early years for facultatively anadromous species that promotes a shift to wholly freshwater life histories
Impacts on arctic freshwater and anadromous fisheries
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In some cantons the referendum is obligatory, in others it is "facultative," or optional.
The Governments of Europe
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Figure effluent · Liquid flowing out of a tank or sewage works. excreta · Faeces and urine. facultative anaerobe ·
Chapter 8
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Hughes argued that egg mimicry provides additional evidence that Black - billed and Yellow-billed cuckoos were obligate brood parasites in the past because such mimicry is unlikely to evolve in a facultative brood parasite.
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In many, if not all, facultatively social bees, ecological factors such as competition for nesting sites and predation seem to promote social nesting, although genetic differences may also underlie social variation.
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The 1st one is by Labandeira & Beall 1990:...we consider a "terrestrial organism" to be one that is obligately adapted to land; facultative behavioral adaptation of marine arthropods to a land-based existence is technically excluded...
Archive 2008-04-01
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Facultative altitudinal movement is likely a particularly tractable option for birds breeding on the Sierra Nevada crest, owing to the precipitous elevation drop down the eastern escarpment.
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a facultative enactment
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Progeny tests employing molecular markers allow the identification of individuals originated by sexual means among the offspring of a facultative apomict.
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Rhinanthus minor is a facultative hemiparasite found in natural and semi-natural grasslands throughout the UK and Europe.
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These responses can and often are superimposed upon more programmed life history traits in ways that can suggest specific mechanisms by which facultative responses can become obligate.
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This paucity of experimental data makes it difficult to identify the ecological conditions that favor the evolution of the facultative response and of the particular environmental cues that may trigger it.
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These bacteria are all facultative aerobes, meaning that they are oxygen tolerant.
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Apparently facultatively bipedal, with a toothless bird-like skull sporting large orbits, dinosaur-like cervical vertebrae possessing true pneumatic foramina, and reduced gracile forelimbs and a theropod-like pelvis, Effigia is strikingly like ornithomimosaurs (ostrich dinosaurs) in several details, mostly those concerning the skull and cervical vertebrae.
Archive 2006-01-01
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Many species of Chlamydomonas are facultative auxotrophs, capable of utilizing acetate as their sole carbon and energy source.
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I don't know if it's more to do with me (that is, if I express emotion differently in one language more than the other, that is, if English is my critical/facultative language and Spanish my emotional language) or the fact of Spanish being one of those languages with a formal (usted) and informal (tu) second person.
Breakfast in Bed
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Rhococcus equi, a gram-positive bacterium, is a facultative intracellular coccobacillus that causes bronchopneumonia in foals aged 1 to 6 months.
PLoS ONE Alerts: New Articles
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I thought also that he should have defined such terms as autosome, metastasis, meiosis, and maybe even facultative as it is used in biology.
Evolution for Everyone: A Review - The Panda's Thumb
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Obvious growth in the closed branch as well as in the bulb or in the inverted gas tube as well as in the bulk of the medium will indicate that it is a facultative anaerobe; whilst growth only occurring in the bulb or in the closed branch shows that it is an obligate aerobe or anaerobe respectively.
The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged.
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Facultative slave-making ants, like those in the sanguinea complex, represent an intermediate parasitic group, between freeliving species on the one hand, and obligatory dulotic species on the other.
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Our aim was to test whether an intrasexual polymorphism, facultative paedomorphosis (a process in which the development of somatic and gonadal tissues differs in alternative morphs), could affect SSD variation patterns in European newts.
BioMed Central - Latest articles
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Aren't they ALL folksy, blue-eyed, facultatively bipedal teratomas over there?
It begins and ends in rust. Which begs the question...
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The heterogeneous enrichment among individual worms agrees with reports that this nominal deposit feeder can facultatively filter-feed using a mucus net in its burrow, and that the ability to do so varies among populations.
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Hence our Grand Lodge facultatively retains the Symbol of the Grand Architect of the
The Catholic Encyclopedia, Volume 9: Laprade-Mass Liturgy
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Although the sample is small, this is a powerful test of the facultative response of females to changes in the composition of their group.
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To date, no physiological mechanism for facultative sex ratio adjustment in birds has been identified.
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It also shows favorable features for vulva genetics: self-fertilizing hermaphrodites with facultative males and a fast life cycle.
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Additional evidence that supports the of microbial derived growth regulators hypothesis is provided by recent reports that demonstrated the synthesis of cytokinins by facultative and obligate methylobacteria strains.
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All the photosynthetic bacteria possess the capability in addition to various facultative aerobes and obligate anaerobes.
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~ -- The question as to whether the organism under observation is (a) an obligate aerobe, (b) a facultative anaerobe, or
The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged.
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Snakes of both groups ate readily, showing that reproduction-associated anorexia was a facultative response to lack of prey in the den.
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Arabidopsis is classified as a facultative long-day plant, whereas maize is originally a short-day one.
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As a result of these rapid subcultures, the facultative anaerobe will be secured in pure culture at about the third or fourth generation.
The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged.
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Among bats, larger species among the Pteropodidae (Old World fruit bats with mass in the range 0.21.5 kg) often glide or soar, and use undulating flight facultatively.
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Yeast is a facultative anaerobe--that does not mean, however, that it does not appreciate a breath of oxygen now and then.
Archive 2008-10-01
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Most anadromous species in the Arctic are facultatively anadromous [2] in that many individuals in a population do not necessarily migrate to sea even though it is accessible.
Effects of climate change on arctic anadromous fish
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Most of the bacteria which produce disease are facultative, that is, they grow either with or without oxygen; but certain of them, as the bacillus of tetanus, are anaërobic.
Disease and Its Causes
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The Turkish children featured in the documentary show what I'd call facultative quadrupedalism; they walk on all fours out of necessity.
Archive 2006-11-01
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However, the increased estuarine production discussed previously will possibly offset any tendency to reduce facultative anadromy in response to increased freshwater production.
Effects of climate change on arctic anadromous fish
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a facultative parasite can exist as a parasite or a saprophyte
