Microbial sterilization is used to
A) decrease the possibility of contaminants growing in a culture.
B) kill bacteria but not necessarily viruses or other microbes.
C) kill all microbes in or on objects.
D) clean a work area.
Answer: C
You might also like to view...
Tetherin is an important protein produced by the host. What is the function of tetherin in protecting a host cell from HIV?
A) ties maturing virions to the membrane of the host cell, thereby preventing the release of the mature virus B) binds the virus to the external host cell membrane, thereby preventing the virus from entering the host cell C) binds the viral RNA to reverse transcriptase, thus preventing synthesis of the viral DNA D) binds the two viral RNA strands together, thus preventing the transcription of viral DNA in the host cell E) causes the maturing virions to aggregate together, thus preventing their release from the host cell
In a gymnosperm, pollen is produced in the male ____ and is transported by the wind to the female cone.
A. anther B. stamen C. cone D. pistil
The mismatch repair system recognizes mismatched base pairs, removes a portion of the DNA strand containing the error, and then resynthesizes the missing DNA using the correct sequence as a template. But what if the mismatch repair system instead removed a piece of the DNA strand that contained the correct sequence? What would replication of this improperly repaired sequence produce?
A. two DNA molecules bearing the same mutation B. two DNA molecules with different mutations C. two DNA molecules that are missing one nucleotide pair D. two DNA molecules with a gap where the correct sequence was excised E. one DNA molecule with a mutation and one DNA molecule with a mismatch
Bacterial ________ are sites of metabolite storage
A) nucleoids B) vacuoles C) inclusions D) pili E) periplasm