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TLS Online TPP Program

#Question id: 12753


Property of CTAB to precipitate plant DNA is because of presence of --------- in the DNA?

#Unit 13. Methods in Biology
  1. Hydrophilic OH groups
  2. Phosphate groups 
  3. Nitrogen bases
  4. Deoxyribose sugar

Answer:- Option(s): 2


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TLS Online TPP Program

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#Question id: 10368

#Unit 6. System Physiology – Plant

Free-living bacteria that are capable of fixing nitrogen are aerobic, facultative, or anaerobic. Some of the Aerobic nitrogen-fixing bacteria such as

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#Question id: 5243

#Unit 8. Inheritance Biology

Auxotroph culture (His- and Lac-) culture of E. coli was mutagenised. On what media would one spread the mutagenised cells to select prototroph for both His+  and Lac+ cells?

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#Question id: 12276

#Unit 7. System Physiology – Animal

Because the usual rate of phosphate filtration exceeds the transport maximum for phosphate reabsorption, which of the following is true?

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