The best protection from Haemophilus influenza that causes infant meningitis is administration of conjugate vaccines.
Vaccines are injections administered into body to provide protection. They are based on the principle that prior introduction to weakened or killed from a microorganisms produced natural immunity against it which is remembered by the body by memory cells.
The conjugate vaccines are combination of weak and strong antigens which results in stronger immunity against weak antigens. The conjugate vaccine of Haemophilus influenza comprises polysaccharide of the microorganism. Strong antigen are also known as carrier proteins and in this case are either of tetanus, diptheria toxoid or its mutant toxin of diptheria.
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Answer:
The population of native species got decreased.
Explanation:
Rabbits are not native species to Australia, they were introduced as a food for dogs and to be fed to poultry, however, the appropriate climate of Australia had resulted in the overpopulation of rabbits. This had further affected the native ecosystem that had resulted in the loss of vegetation, crops, and native species found in Australia.
The rabbits indirectly assisted in sustaining the populations of fox and Ferrel cats that further resulted in enhanced predation of native species, which eventually resulted in their extinction. Thus, the introduction of rabbits resulted in the destruction of the native ecosystem.
Answer:
Approximately, 50,000 types of Phylum Protozoa have been identified. Its four divisions are Amoeboid Protozoa or Sarcodines, Flagellated protozoans or Zooflagellates, Ciliated protozoa or Ciliates and the Sporozoans.
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Answer:
An ore is mined so that Metals can be removed from it.
Explanation:
An ore is ought to be mined so that it can be refined, the waste elements are removed from it, and the valuable elements, such as metals are kept.
Ores if not mined are of no use they are a pile of dirt until processed and therefore, to bring out the real value of an ore, it has to be mined and processed
They must have a list of biomes there. When they say which one is endangered they mean which one is likely to no longer exsist after an amount of time.
