Which nutritional group does a bacterium belong to if it obtains energy from a chemical source, with 𝐶𝑂2 as the principal carbon source, and an inorganic electron donor?

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#Question id: 12907

#XL - S Microbiology

The binding of a regulatory protein or transcription factor to a specific DNA site results in a complex which may be analyzed by the technique termed as _____

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#Question id: 12908

#XL - S Microbiology

Which statement is incorrect about CRISPR?

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#Question id: 12911

#XL - S Microbiology

Match the following:

A. DNA polymerases	i. Alkaline phosphatase	a. RNA-dependent DNA polymerase, used in cDNA synthesis
B. Reverse transcriptase	ii. T4 DNA ligase	b. Thermostable DNA polymerase used in PCR
C. Ligases	iii. AMV-RT	c. Removes 5'-phosphates from DNA and RNA
D. Phosphatases	iv. Taq DNA pol	d. Links 5'-phosphate and 3'-hydroxyl ends via phosphodiester bond

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#Question id: 12912

#XL - S Microbiology

Name the enzyme which separates the double-helical DNA into single strands.

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#Question id: 12913

#XL - S Microbiology

________  involves the size analysis of restriction fragments produced by several restriction enzymes individually and in combination. 

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#Question id: 12914

#XL - S Microbiology

 In Electrophoresis of DNA the gel is first soaked in the alkali then it is transferred to the membrane so that the ________