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.Management Sciences
Category: Nucleo Proteins & Mineral Metabolism
In human body which of the following trace element is next to iron_______________?
A. Ca++
B. Zn++
C. Cu++
D. Selenium
Which of the following is used in recombinant DNA technology ?
A. Restriction endonucleases
B. PCR
C. Reverse transcriptase FISH
D. None of these
In molecular cloning, Blue White screening is used for_______________?
A. To screen for recombinant vectors
B. To detect gene mutations
C. To identify desired chromosomal DNA insert in plasmid vectors
D. To detect host DNA in situ
R-RNA is mainly produced mainly in___________?
A. Nucleus
B. Nucleolus
C. Ribosome
D. Endoplasmic reticulum
Iron absorption is decreased in presence of all except____________?
A. Phytates
B. Ascorbic acid
C. Tannins
D. Phosphates
All are true of the genetic code except____________?
A. Degenerate
B. Universal
C. Punctuation
D. Non overlapping
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