THE MOLECULAR BASIS OF INHERITANCE
VIRUSES AND PRIONS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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true
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false
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Detailed explanation-1: -Acute viral infections are typically observed with pathogens such as influenza virus and rhinovirus. Ebola hemorrhagic fever is an acute viral infection, although the course of disease is unusually severe. Often an acute infection may cause little or no clinical symptoms – the so-called inapparent infection.
Detailed explanation-2: -The correct answer is B. Viruses do not eat food, but they live inside the cells of their hosts.
Detailed explanation-3: -Many viral infections don’t cause any symptoms.
Detailed explanation-4: -Viruses have several common characteristics: they are small, have DNA or RNA genomes, and are obligate intracellular parasites. The virus capsid functions to protect the nucleic acid from the environment, and some viruses surround their capsid with a membrane envelope.