washout phenomenon occurs in reactor when 

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#Question id: 5839

#Section 3: Genetics, Cellular and Molecular Biology

During recombination in E. coli, ________ recognize(s) regions of sequence similarity and promote(s) strand invasion, while ________ bind(s) to a Holliday junction promoting strand migration.

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#Question id: 239

#Section 2: General Biology

ATP is not a nucleoside because it ________.

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#Question id: 18636

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

Number of rooted trees in a phylogeny of three sequences is –

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#Question id: 268

#Section 2: General Biology

Stem-loop is a type of secondary structure not usually found in

TLS Online TPP Program

#Question id: 1639

#Section 2: General Biology

T-cell surface receptors for antigen partly recognize: