How To Use Zoospore In A Sentence
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Even multicellular chromists, like brown algae and water molds, produce flagellated zoospores of this type.
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It is an interesting fact that this form of the zoospore corresponds with those of the related Peronosporacece. and with those of some of the Aacylistacece.
Transactions of the American Philosophical Society
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For example, copper ions (from copper oxychloride) are toxic to the zoospores of grapevine downy mildew, thus preventing infection.
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It is true one may argue that the zoospores of certain cryptogamia exhibit similar movements; but do not these zoospores possess as much of an animal nature as do the spermatozoa?
The Harvard Classics Volume 38 Scientific Papers (Physiology, Medicine, Surgery, Geology)
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Fig. 9 represents very probably one zoospore developed from these plants as figured from 10 to 16.
Scientific American Supplement, No. 385, May 19, 1883
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B. dendrobatidis has two life stages: a spherical reproductive sessile zoosporangium and a motile zoospore.
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This suggests that infected host cells were negatively selected by the parasite zoospores under these conditions.
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The zygospore thus formed slowly increases in size, until it in its turn develops a new generation of zoöspores.
Taboo and Genetics A Study of the Biological, Sociological and Psychological Foundation of the Family
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An understanding of the nature of the zoospore adhesive and the mechanism of its adhesion may provide clues for the prevention of the destructive biofouling that characterizes this organism.
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Rejuvenescence gives rise to a swarm-spore or zoospore.
Scientific American Supplement, No. 531, March 6, 1886
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To isolate zoospores, sporulating cultures were flooded with 10 ml of demineralized water and incubated at 4° for 3 hr to allow formation and release of zoospores.
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It is remarkable that Mr. Darwin brings forward in support of gemmule fission, the observation that "Thuret has seen the zoospore of an alga divide itself, and both halves germinate.
On the Genesis of Species
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Reproduction by zoospores formed of the whole contents of a cell, with a crown of numerous cilia; resting spores formed in sporangial cells after fecundation by ciliated spermatozoids formed in antheridial cells.
Scientific American Supplement, No. 384, May 12, 1883
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These free-swimming cells, which apparently are formed only to reunite with each other, are called zoöspores, while the organism which results from their fusion is known as a zygospore.
Taboo and Genetics A Study of the Biological, Sociological and Psychological Foundation of the Family
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Oedogonium grows in two different ways, through zoospores, or through syngamy of sperm and egg.
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Once the fish is dead, Pfiesteria reduces its toxin production and feeds on the fish remains either as a swimming stage called a zoospore or as other forms.
Pfiesteria
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No. 4 represents a longitudinal section of Potato-stalk with germinating zoospore, the germ-tube of which has pierced the cell-wall, and is growing inside the cell, as shown at +.
The Culture of Vegetables and Flowers From Seeds and Roots 16th Edition
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It is remarkable that Mr. Darwin brings forward in support of gemmule fission, the observation that "Thuret has seen the zoospore of an alga divide itself, and both halves germinate.
On the Genesis of Species
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I have not followed the zoospore from its encystment to its germination; but, as the spores germinate freely in cultures which contain no trace of empty mem - branes, such as are seen with germinating diplanetic spores, there can be no doubt of their monoplanetism.
Transactions of the American Philosophical Society
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In the tropics, where life's maximal abundance is, the young offspring (seedling, hatchling, larva, zoospore, myxocyst, swarmer or germling) remains unrecognized and nameless unless scientifically described.
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Fructification: zoospores produced from the cell contents of the filaments; resting spores formed from the contents of particular cells after impregnation by ciliated spermatozoids produced in distinct antheridial cells.
Scientific American Supplement, No. 384, May 12, 1883
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This zoosporangium is nearly empty but still contains a few motile zoospores.
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The individual zoospore-like bodies, with two cilia throughout life, perforating the membranous coats, and by their conjoined action causing a free co-operative movement of the whole group.
Scientific American Supplement, No. 384, May 12, 1883
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a biflagellate zoospore
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Yet on the hypothesis of Pangenesis, the zoospore of an alga must contain gemmules from all the cells of the parent algæ, and from all the parts of all their less remote ancestors in all their stages of existence.
On the Genesis of Species
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In the first process, zoospores escape from the zoosporangium which is located in the parent algae and they develop into filaments.
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The zoospore encysted and within 24 hrs branched rhizoids formed and the cyst began to enlarge to form a zoosporangium.
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Under these conditions, the overwintering resting spores germinate and can infect plants directly or through the production of zoospores.
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The zoospores are disseminated by rain splash to grape tissues where they swim to the vicinity of stomata and encyst.
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Eminent English authorities have advanced the theory that the ciliated gonidium of _Vaucheria_ is in reality a densely crowded aggregation of biciliated zoospores, similar to those found in many other confervoid algæ.
Scientific American Supplement, No. 460, October 25, 1884
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Sometimes biciliated minute cells are found; without any doubt they are zoospores derived from any algoid or fungoid species.
Scientific American Supplement, No. 385, May 19, 1883
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I have seen, however, in pui-e cultures of this form, abun - dant empty membranes with every appearance of having been cast oflf by a diplanetic zoospore (Fig. 118); but unfortunately, I have not observed the actual escape of the spores from them.
Transactions of the American Philosophical Society
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There was no correlation between zoospore and sporangium yeild in different medium.
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The biological characteristics of growth rate and colony morphology of single–zoospore isolates were studied.
