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TLS Online TPP Program

#Question id: 11334

To qualify as a biodiversity hotspot, a region must meet following two strict criteria

#XL - R Botany
  1. Region has at least 1,500 vascular plants as endemics and must have 30% or less of its original natural vegetation
  2. Region has at least 1,500 mammal species as endemics and must have 30% or less of its original natural vegetation
  3. Region has at least 1,500 vascular plants as endemics and must have 50% of its original natural vegetation
  4. Region has at least some threatened plant species and must have 30% or less of its original natural vegetation
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TLS Online TPP Program

#Question id: 5241

#XL - T Zoology

Genes a, b, and c are widely spaced in the bacterial genome. Transducing phage from an a+ b+ c+ bacterium were used to infect a culture of a- b- c- cells, and b+ transductants were selected. Which of the following best describes the predicted genotypes of these transductants?
TLS Online TPP Program

#Question id: 5242

#XL - S Microbiology

Auxotrohic bacteria plating on different medium, it is observed that colonies grow on minimal plus threonine only, no colony on minimal plus leucine and no colonies grow on minimal medium cystein only. What are the actual genotypes of auxotroph?
TLS Online TPP Program

#Question id: 5242

#XL - T Zoology

Auxotrohic bacteria plating on different medium, it is observed that colonies grow on minimal plus threonine only, no colony on minimal plus leucine and no colonies grow on minimal medium cystein only. What are the actual genotypes of auxotroph?
TLS Online TPP Program

#Question id: 5243

#XL - S Microbiology

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?
TLS Online TPP Program

#Question id: 5243

#XL - T Zoology

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?
TLS Online TPP Program

#Question id: 5244

#XL - S Microbiology

Transformation can used to map bacterial gene, which of the following statement is correct?