Viruses may be classified: Prions are not: Cells walls in fungi are often made o
ID: 3478391 • Letter: V
Question
Viruses may be classified:
Prions are not:
Cells walls in fungi are often made of _____.
Opportunists can cause disease when:
An exception to Koch’s postulates would occur if:
With respect to metabolism, fungi are:
Which of the following explains how DNA tumor viruses may cause human cancers?
One class of Platyhelminth is the fluke.
Adhesins allow bacteria to exchange genetic information
Amino acid sequence comparisons are used to determine evolutionary relationships between bacteria.
In binomial nomenclature:
Base composition comparisons are used to determine evolutionary relationships between bacteria.
DNA sequence comparisons are used to determine evolutionary relationships between bacteria
Viruses are cellular in nature
Bacteriophage typing does not assist in determination of bacterial strains.
Viruses are referred to as obligate intracellular parasites because
Control of disease will always be hampered by the emergence of new virulent pathogens.
A disturbance of the normal state of body health is called:
contamination
Organisms that obtain nutrients from decaying matter are called _____.
lithophytes
as plus (sense) RNA strand or minus (antisense) RNA strand.Explanation / Answer
Viruses may be classified by all the criteria mentioned in these choices.
Prions are not affected by radiation that would damage a virus
Cells walls in fungi are often made of chitin
Opportunists can cause disease when all of these
An exception to Koch’s postulates would occur if several pathogens caused the same disease. a pathogen could not be grown in a pure culture
With respect to metabolism, fungi are chemoheterotrophs.
Which of the following explains how DNA tumor viruses may cause human cancers? viral proteins block the effect of tumor-suppressor genes which prevent uncontrolled cell division
One class of Platyhelminth is the fluke. True
Adhesins allow bacteria to exchange genetic information. True
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