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Questions and Answers
Triple gene block (TGB) includes TGR1, TGR2, TGR3.
Triple gene block (TGB) includes TGR1, TGR2, TGR3.
True
Potyvirus is a type II virus for movement.
Potyvirus is a type II virus for movement.
False
Virus can enter the apical meristem of plants.
Virus can enter the apical meristem of plants.
False
Virus-infected plants generally show an increase in transpiration rate.
Virus-infected plants generally show an increase in transpiration rate.
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Virus infection leads to a reduction in transcription and translation of host cells.
Virus infection leads to a reduction in transcription and translation of host cells.
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Virus can be unloaded/transported only through minor veins.
Virus can be unloaded/transported only through minor veins.
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Reduction in chloroplast numbers is a characteristic of virus-infected plants.
Reduction in chloroplast numbers is a characteristic of virus-infected plants.
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Respiration rate is more pronounced in hypersensitive hosts compared to nonhypersensitive hosts.
Respiration rate is more pronounced in hypersensitive hosts compared to nonhypersensitive hosts.
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Viruses move directly from the site of infection to the root of the plant
Viruses move directly from the site of infection to the root of the plant
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The movement of viruses within a cell is dependent on the endoplasmic reticulum and cytoskeleton of the host
The movement of viruses within a cell is dependent on the endoplasmic reticulum and cytoskeleton of the host
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Plasmodesmata are cytoplasmic connections between adjacent plant cells
Plasmodesmata are cytoplasmic connections between adjacent plant cells
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Movement proteins encoded by viral genomes are not associated with plasmodesmata
Movement proteins encoded by viral genomes are not associated with plasmodesmata
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There are three main basic features of movement proteins, including binding to either ssRNA or ssDNA
There are three main basic features of movement proteins, including binding to either ssRNA or ssDNA
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There are four types of movement proteins, with Type II seen in hordeiviruses and potexviruses
There are four types of movement proteins, with Type II seen in hordeiviruses and potexviruses
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Systemic spread of the virus occurs from the distal part of young unfurling leaves to the root of the plant
Systemic spread of the virus occurs from the distal part of young unfurling leaves to the root of the plant
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