The blooms of these protists gives water a watermelon-like taste. What is this microlife called?

2380

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What are the enzymes produced by streptococci?

2183

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What is the procedure for Laboratory diagnosis of enteric fever?

2407

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The nucleophile in the first stage of the serine protease mechanism is a) H2O b) the carboxyl of Asp 102 c) the hydroxyl of Ser 195 d) the imidazole of His 57

2182

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The elution volume of an enzyme on a gel filtration column can be predicted from a) its enzyme activity b) its protein absorbance at 280 nm c) subunit composition and monomer molecular mass(es) d) Choices a) and b) are both correct.

3311

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DNA binding by proteins with the helix-turn-helix (HTH) motif does not involve a) altered stacking of the DNA at the center of symmetry. b) hydrogen bonds, salt bridges, and van der Waals contacts. c) interactions with base pairs in the major groove of DNA. d) interactions with the sugar-phosphate backbone of DNA.

2167

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When it functions as a "second messenger", cAMP a) acts outside the cell to influence cellular processes. b) acts "second in importance" to AMP. c) activates all cytosolic protein kinases. d) activates the cAMP-dependent protein kinase.

2472

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Can DeCypher be used for protein struc-ture modeling?

2140

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How to Insert Genomic DNA into yeast ?

2189

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What is Phantom Gene Sequence?

2443

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How to Count number of nucleotide substitutions ?

2312

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What is the secondary structure of intron ?

2212

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What are oesophageal molecular markers?

2177

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What is the criteria for LTQ (LC-MS/MS) SEQUEST search?

2404

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How to find flanking region ?

2486

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