In pre-industrial period in England, most peppered moths had light coloration. During industrial revolution, many lichens died out and trees became blackened by soot from factories and interestingly, dark colored moths were predominantly seen. Which of the following observation is incorrect about above selection?

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#Question id: 18635

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

Number of unrooted trees in a phylogeny of five sequences is –

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#Question id: 16017

#Section 6: Plant, Animal and Microbial Biotechnology

The human fibroplast is a classical example of

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#Question id: 14769

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

which one of the following is a database of protein sequence motifs?

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#Question id: 18685

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

Match the items in Group 1 with an appropriate description in Group 2 

Group I                                      Group 2 

P. UPGMA                             1. Protein sequence database

Q. CLUSTALW                       2. Phylogenetic Analysis

R. SWISS-PROT                    3. 3-D structure visualization

S. RasMol                              4. Multiple sequence alignment

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#Question id: 18777

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

which of the following technique using antibodies labelled with fluorescent molecules can be used to visualize antigen on or within cells.