Everyday Science MCQs

5120 MCQs  (Page 101 of 512)

A virion is______________?
A. Virus
B. Viral protein
C. Viral lysozyme
D. Viral gene
Protein coat the capsid of adenovirus is________________?
A. Surrounded by genome
B. Surrounding genome
C. Surrounding the envelope
D. Both b and c
Mode of transmission of hepatitis A is__________?
A. Serum
B. Faeco-oral
C. Sexual contact
D. All of these
Attachment of the bacteriophage with the receptor site on the bacterial cell wall involves_______________?
A. Strong covalent bond between virion and the receptor site.
B. Week chemical unior between them
C. Both a and b depending upon the phage
D. None of these
Which of the following statement about AIDS is incorrect:
A. Is a host specific disease
B. An infected mother cannot pass the virus to her baby.
C. Results in enlargement of lymph nodes
D. Can be prevented.
An isolated virus is not considered living since it________________?
A. Separates in to two inner parts
B. Can not metabolize
C. Rapidly looses its genome chemical inert
D. Is coated with an air tight shield