A gram-positive bacterium suddenly acquires resistance to the antibiotic methicillin. This trait most likely occurred due to acquisition of new genetic information through
A) conjugation.
B) binary fission.
C) meisosis.
D) transformation.
E) transduction.
A
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Diphtheria exotoxin is made only by strains of Corynebacterium diphtheriae that carry a prophage containing the tox gene.
Answer the following statement true (T) or false (F)
Which kind of exercise makes skeletal muscles
more resistant to fatigue?
a. high intensity-short duration b. low intensity-long duration c. medium intensity-medium duration d. high intensity-long duration e. low intensity-short duration
Where does the fertilization of the egg occur?
A) Ovary B) Oviduct C) Uterus D) Cervix
An organism that invests energy primarily in growth, likely lives in
a. an aquatic environment b. a terrestrial environment c. a safe environment d. a risky environment e. I don't know the answer