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MIP 300 Final exam with question and answers correctly verified
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MIP 300 Final exam with question and answers correctly verified
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MIP 300 Final exam with question andanswers correctly verified
who provides the lipids in a viral envelope - CORRECT ANSWERS the cell
all viruses have a protein coat - CORRECT ANSWERS true
a virulent phage can inadvertently package host cell chromosome into phage
particles - CORRECT ANSWERS true
you have a bacterium that picks up a new gene by Hfr conjugation. what is an
explanation of why progeny of this bacterium express this trait? - CORRECT
ANSWERS the gene is integrated into the genome
after successful transformation of a fragment of chromosomal DNA, the recipient
(female) will become a donor (male) capable of creating a sex pili to transfer DNA -
CORRECT ANSWERS false
you isolate a virulent page. It can perform specialized transduction - CORRECT
ANSWERS false
you want to know if a baby still has vaccine neutralizing antibody that it received
from its mom in utero. Which of the following types of ELISAs would you run? one
that tests for - CORRECT ANSWERS IgG
in differential centrifugation, virus is first centrifuged at a slow speed, the
supernatant is removed and re-centrifuged at a very fast speed - CORRECT
ANSWERS true
Virus stocks prepared by differential centrifugation and gradient centrifugation are
equally clean - CORRECT ANSWERS false
hemagglutination assay - CORRECT ANSWERS determines highest dilution
of virus that causes red blood cells to clump together
,MIP 300 Final exam with question and
answers correctly verified
cytopathic effect - CORRECT ANSWERS a visible effect on a host cell,
caused by a virus, that may result in host cell damage or death
immuno fluorescence assay - CORRECT ANSWERS primarily on biological
samples and is classically defined as a procedure to detect antigens in cellular
contexts using antibodies.
plaque assay - CORRECT ANSWERS method used to measure the number of
viral particles present in a sample
a temperate phage can inadvertently package host cell chromosome into phage
particles - CORRECT ANSWERS true
you isolate a bacterium that can transfer genes to other bacteria only when it is in
direct contact with these bacteria. it is most likely transferring the genes by -
CORRECT ANSWERS conjugation
a piece of host cell dna bound to a piece of phage dna after excising from the
chromosome. when this phage that contains host cell dna infects a new cell, will the
new cell be killed by this infection? - CORRECT ANSWERS no
after successful generalized transduction, the recipient (female) will become a
donor (male) capable of creating a sex pili to transfer dna - CORRECT ANSWERS
false
can a temperate phage perform generalized and specialized transduction? -
CORRECT ANSWERS yes
what kind of organism can carry out the conversion of O2 --> H2O? - CORRECT
ANSWERS aerobic respiration and aerobic chemolithotrophy
an error in dna replication causes a mutation changing AGG to CGG, what change
do you expect? - CORRECT ANSWERS no change to protein function
, MIP 300 Final exam with question and
answers correctly verified
the organism with the more positive reduction potential will produce more energy -
CORRECT ANSWERS true
dna ligase forms - CORRECT ANSWERS the last phosphodiester bond
between dna single strands
dna ligase forms hydrogen bonds - CORRECT ANSWERS false
for each acetyl-coA that enters the TCA cycle, how many ATP are generayed by
substrate level phosphorylation - CORRECT ANSWERS 1
you correctly perform a gran stain on bacteria that contain LPS, what color will you
see on the slide? - CORRECT ANSWERS pink
a bacterium contains 2 carbohydrates and 5 different amino acids in its cell wall.
What color will it gram stain? - CORRECT ANSWERS purple
an antibiotic inhibits ribosome function and prevents bacteria from sporulating.
which step in sporulation is affected - CORRECT ANSWERS formation of
spore coats
a bacterium is known to be a psychophile. which of the following would be true for
this organism? - CORRECT ANSWERS generation time shortest at 0-20
degrees celcsius and growth rate the fastest
you grow a bacteria in a tube that is loosely capped. it grows evenly throughout the
tube. the bacteria is likely - CORRECT ANSWERS aerotolerant anaerobe
a bacterium has recently acquired antibiotic resistance, which of the following could
NOT be a way this occurred - CORRECT ANSWERS someone stopped taking
her antibiotics early
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