base change that changes a codon for an amino acid to a stop codon

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#Question id: 359

#XL - S Microbiology

What is the concentration of OH− in a solution with an H+ concentration of 1.3 × 10^−4 M?

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#Question id: 19976

#XL - P Chemistry

A certain metal when irradiated to light ( = 3.2 × 1016 Hz) emits photoelectrons with twice kinetic energy as did photo electrons when the same metal is irradiated by light ( = 2.0 × 10¹⁶Hz). The of metal

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#Question id: 5696

#XL - T Zoology

Abnormality during egg formation as a nondisjuction in anaphase I of single set of chromosome, but spermatogenesis is normal will produced resulting progeny would be

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#Question id: 1562

#XL - S Microbiology

________ are cells of the mammalian innate immune response that help destroy tumors.

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#Question id: 3685

#XL - S Microbiology

In prokaryotes, DNA replication begins at a single site that is rich in AT nucleotide sequence, where two strands unwind and separate. This ATP dependent process catalyzed by a protein