Any disease caused by the entrance, growth, and multiplication of bacteria orprotozoans in the body; a germ disease.
Defn: Any of several minute protozoans of the genus Plasmodium (syn.
The most abundant, and at the same time the least understood, of Lower Silurian Protozoans belong, however, to the genera Stromatopora and Receptaculites, the structure of which can merely be alluded to here.
The Protozoans appear to have flourished extensively in the Lower Silurian seas, though to a large extent under forms which are still little understood.
Some of these Protozoans attain a remarkable size, instead of being microscopic, as is the case typically with the one-celled animals.
Thus it may be said that there is always a bit of the old cell remaining, though divided into fragments; and for this reason the Amoeba-like Protozoans have been fancifully called "immortal.
These constitute a deposit which was named "Infusorial earth," in the earlier days of microscopic observation, when all Protozoans were spoken of as Infusoria.
Suggest protozoansthat resemble the egg and blastula respectively.
Of what two substances are the shells of protozoans composed?
The protozoans reproduce their kind by simply splitting into two individuals, and these again split into another two, and so on; the process is called "fission.
The only fossil Protozoans are those which developed delicate shells either of carbonate of lime (the foraminifers) or silica.
Among other diseases that may be due to protozoans is kala-agar, a fever in hot Asiatic countries which is probably carried by the bedbug, and African tick fever, probably carried by a small insect called the tick.
Besides parasitic protozoans other forms of animals have been found that cause disease.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "protozoans" in a variety of sentences. We hope that you will now be able to make sentences using this word.
