Imagine you are talking to your friend who is very excited because he has just transduced his first batch of bacteria in the laboratory. What does this mean?
A. He introduced a gene of interest into his
bacteria using viruses.
B. He introduced a gene of interest into his
bacteria using other bacterial species that
can form pili.
C. He introduced a gene of interest into his
bacteria by lysing other bacterial cells and
exposing his bacteria to this mixture.
D. He produced a strain of antibiotic-resistant
bacteria by exposing his bacterial cultures to
antibiotics.
E. Through periodic selection, he was able to
isolate a gene of interest in his bacteria.
A
You might also like to view...
Why do chemical reactions tend to speed up when the concentration of the reactants is increased?
A) The reactants move faster. B) The reactants collide more often. C) The reactants have greater energy. D) All of the listed responses are correct.
Chlamydiae are MOST commonly transmitted throughout environments by insects
Indicate whether the statement is true or false.
If an organism is isolated that has no nuclear membrane and the DNA is condensed into a body in the cytoplasm, this organism would most likely be classified as
A) a prokaryote. B) a eukaryote. C) a pathogen. D) either a eukaryote or prokaryote.
When erythrocytes are old or die, how are they removed from the blood stream?
a. the liver filters them out b. they break up into small particles and are cleared out by the kidneys. c. they dissolve into liquid and circulate in that form in the blood d. they are attacked by macrophages and removed e. they stay as intact dead cells and are filtered out by the kidneys