Loss-of-function mutations in which of the following genes typifies colorectal carcinomas?

a. myc              b. K-ras                       c. p53              d. APC

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#Question id: 4746

#Part-A Aptitude & General Biotechnology

Two independent pure line varieties having deep red and brown phenotype in their seed coat were cross, the all f1 progeny is deep red. The F2 progeny obtain from selfing show deep red and brown in ratio of 15:1. Which of the following observation is correct?

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#Question id: 671

#Part-B Specialized Branches in Biotechnology

Which was a major scientific accomplishment by Linus Pauling?

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#Question id: 15416

#Part-A Aptitude & General Biotechnology

Which of the following statements are regarding to lens induction in xenopus is incorrect?

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#Question id: 18706

#Part-A Aptitude & General Biotechnology

Sources of thermostable DNA polymerases with proofreading (3′–5′ exonuclease) activity are given match them correctly

DNA polymerase                          Source

a. Tma                                      i. Thermotoga maritima

b. Deep vent tm                      ii. Pyrococcus furiosus

c. Tli                                      iii. Thermococcus litoralis

d. Pfu                                      iv.  Pyrococcus sp

e. Pwo                                      v. Pyrococcus woesi

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#Question id: 10579

#Part-B Specialized Branches in Biotechnology

The following graph is growing population, which of the following represent growth pattern?