The polymerase chain reaction (PCR) is a lab technique which ultimately results in which of the following?
a) the ability to transfer genes using plasmids
b) a large clone library
c) the isolation of a particular gene from a donor species
d) the use of a radioactive probe to isolate a gene from a gene library
e) duplication of a small strand of DNA into billions of copies
Ans: e) duplication of a small strand of DNA into billions of copies
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A. elongation factors B. release factors C. transcription factors D. initiation factors E. mRNA factors
Describe the process by which botulinum toxin interrupts the crossbridge cycle.Provide other possible uses for this
toxin.
Indicate whether the statement is true or false.Variation in which of the following is not a major mechanism for regulation of blood pressure?
1.cardiac output 2.constriction of blood vessels 3.pacemaker signal strength 4.total blood volume
Why is ATP important in living organisms?
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