Podcast
Questions and Answers
He developed the first vaccine for rabies.
He developed the first vaccine for rabies.
Louis Pasteur
Showed that tobacco mosaic disease was caused by a virus
Showed that tobacco mosaic disease was caused by a virus
Dmitri Ivanovski and Martinus Beijerinck
Isolated the virus that causes foot-and-mouth disease in cattle.
Isolated the virus that causes foot-and-mouth disease in cattle.
Friedrich Loeffler and Paul Frosch
Viruses are considered obligate intracellular parasites because they cannot multiply unless they invade a specific ______ cell
Viruses are considered obligate intracellular parasites because they cannot multiply unless they invade a specific ______ cell
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Capsid is constructed from protein subunits called ______
Capsid is constructed from protein subunits called ______
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Viruses contain either DNA or ______, but not both
Viruses contain either DNA or ______, but not both
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Viruses lack enzymes for most metabolic processes and machinery for synthesizing ______
Viruses lack enzymes for most metabolic processes and machinery for synthesizing ______
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A naked virus such as _________ releases its nucleic acid through a pore in the membrane.
A naked virus such as _________ releases its nucleic acid through a pore in the membrane.
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A large family of viruses that can cause illness ranging from the common cold to more severe diseases like Middle East Respiratory Syndrome (MERS-CoV) and Severe Acute Respiratory Syndrome (SARS-CoV).
A large family of viruses that can cause illness ranging from the common cold to more severe diseases like Middle East Respiratory Syndrome (MERS-CoV) and Severe Acute Respiratory Syndrome (SARS-CoV).
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a virus that can transmitted between animals and people.
a virus that can transmitted between animals and people.
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A new strain that has not been previously identified in humans.
A new strain that has not been previously identified in humans.
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Most viruses are very heat labile and are inactivated within seconds at 56°C, minutes at 37°C, and days at 4°C. They are stable at ______ temperatures.
Most viruses are very heat labile and are inactivated within seconds at 56°C, minutes at 37°C, and days at 4°C. They are stable at ______ temperatures.
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Viruses vary greatly in their resistance to acidity. Enteroviruses are resistant to acidic conditions, while rhinoviruses are very ______.
Viruses vary greatly in their resistance to acidity. Enteroviruses are resistant to acidic conditions, while rhinoviruses are very ______.
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