During change of O2 to O₂^2- ion, the electron adds on which of the following orbitals?

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#Question id: 11369

#XL - S Microbiology

If new genetic variation in the experimental populations arose solely by spontaneous mutations, then the most effective process for subsequently increasing the

prevalence of the beneficial mutations in the population over the course of generations is

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#Question id: 13044

#XL - S Microbiology

How many different types of dNTPs are utilized in a reaction mixture when carrying out sanger’s DNA sequencing ?

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#Question id: 3941

#XL - Q Biochemistry

The 5S rRNA differs from the other cellular rRNAs in which of the following ways?

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#Question id: 2660

#XL - T Zoology

In the lactose operon, the molecule that causes the repressor to fall off the promoter is which of the following?

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#Question id: 8898

#XL - T Zoology

Which extant chordates are postulated to be most like the earliest chordates in appearance?