micro test 2:)
List the correct order of viral life cycle phases
1) Absorption 2) Penetration/ Uncoating 3) Synthesis 4) Assembly 5) Release
A single virus particle could contain a genome consisting of
Rna and dna only
lysogenic conversion is when
a bacterium acquires a new trait from its temperate phage
which of the following is considered a monomer ( a single unit) of capsid?
capsomer
which of the following is the monomeric unit of a viral capsid
capsomere
which of the following term describes the total nucleic content of a virus
genome
_______ bodies are masses of viruses or damaged organelles of a cell due to cytopathic effect of viral infection
inclusion
a segmented RNA genome is one in which
individual genes exist on separate piece of RNA
Lysogeny is best described as
integration of the viral genome into the host chromosome
in _____ -sense RNA viral genomes, the RNA is not in a form ready for translation
negative
at minimum, all viruses are composed of
nucleic acids and proteins
positive sense RNA is RNA that can be translated into
proteins
when individual viral genes exist on separate pieces of genomic RNA , the genome is said to be
segmented
three main characteristics to classify viruses
structure, chemical composition, and genetic makeup
which of the following are cytopathic effects in viraly infected animal cells
syncytia and inclusion bodies
unlike cellular organisms, viruses are unable to
synthesize their own proteins
a type of virus that parasitizes other viruses infecting the same host cell is called a
virophage
a ______ phage is a bacteriophage that incorporates itself into the host genome as a lysogenic prophage
temperate
an _____ is an infectious agent that lacks a capsid and merely consist of a strand of RNA
viroid