Q. The microbes which are most likely to be completely dependent on a plant or animal host are

View solution

Q. The two major components of viruses are

View solution

Q. The transcription of the viral nucleic acid into mRNA is not necessary in case of

View solution

Q. West Nile virus can cause a disease in human beings that may be transmitted from an infected bird to a person by a mosquito. This is an example of

View solution

Q. What does the positive strand in double stranded RNA viruses stands for?

View solution

Q. Which of the following characteristics would not be used to classify viruses?

View solution

Q. Interanuclear inclusion bodies are found in cells infected with

View solution

Q. The reovirus and influenza virus contain

View solution

Q. Which type of interferon is produced by T lymphocytes?

View solution

Q. Transfer of infection from cell to cell occurs mainly by direct transfer of virions via

View solution

Q. Intracytoplasmic inclusion bodies are found in cells infected with

View solution

Q. What is the function of positive strand in double stranded RNA viruses?

View solution

Q. Which of the following virus is transmitted by the respiratory route?

View solution

Q. The predominant lipid substance found in the viral envelope is

View solution

Q. Supercoiling refers to the extra turns in the structure of ds DNA due to the action of

View solution

Q. The tissue structure deteriorates as the virus multiplies. This deterioration is called

View solution

Q. The structural abnormality of cells is termed as

View solution

Q. The penetration of animal viruses into attached cells occur by mechanisms consisting of engulfment of whole virions by the cells in a phagocytic process called

View solution

Q. Viropexis takes place in the phagocytic vacuoles and is due to the action of enzymes

View solution

Q. Negri bodies are found in cells infected with

View solution