Bacteriophages that can enter into stable/long-term relationships with their hosts are called
(b) defective phages
Most types of virus particles show
Creutzfeldt-Jakob disease (CJD) is caused by
(b) retrovirus
(c) virulent phages
(d) temperate phages
symmetries
The first step in infection of host plant cells by a virus is
(a) lytic phages
(a) complex and helical
(b) complex and bilateral
(c) bilateral and helical
(d) icosahedral and helical
(a) viroid
(c) prion
(d) DNA virus
(a) Attachment
(b) assembly
(c) penetration
In order for a virus to replicate,
(a) the capsid must contain the envelope
(d) release
(b) the host cell must be undergoing mitosis
(c) the genome must be released in the cytoplasm
(d) the host cell must lack a cell membrane
(a)
lysogeny
When a virus enters a cell but does not replicate immediately, the situation is called
(b) virulence
(c) pathogenicity
(d) synergism
(a) Penetration
(a) capsoids
(b) protomers 9. The spike-like projections arising from the viral envelope are known as
(a) lysogenic virus
(5) provirus
Which of the following phases determines the specificity
of the virus?
The integration of viral DNA into the cell DNA results in a structure named as
The first synthetic process which occurs after infection with a positive strand RNA virus (c) lytic virus
(b) Attachment
(c) Release
(d) Uncoating
(e) peplomers
(d) capsomeres
(d) virulent virus
is
