Scorching results from?
A. The flame emerging from the muzzle
B. Grains of gunpowder being driven into the skin
C. Superficial deposit of smoke on the skin
D. Deposition of lead or
Regarding rugoscopy, all are true except?
A. Palatal rugae are used as a method of identification
B. Palatoprints do not change during growth
C. Primary rugae are less than 3mm
D. Secondary
The enzyme used for the mapping of hypersensitive sites in recombinant DNA research is?
A. DNA ligase
B. DNA polymerase I
C. DNase I
D. Polynucleotide kinase
Which of the following is true regarding Okazaki fragment?
A. Are segments of RNA attached to an RNA initiator component
B. Are related to the leading strand
C. Several Okazaki fragments
The most widely used method for determining the purity of a protein is?
A. Isoelectric focusing
B. Polyacrylamide gel electrophoresis
C. Ion exchange chromatography
D. High pressure chromatography
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