TLS Online TPP Program

#Question id: 15416


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

#Part-A Aptitude & General Biotechnology
  1. Lens induction can be achieved in the presence of optic vesicle after priming of head ectoderm by the anterior neural plate.
  2. The optic vesicle can induce the presumptive head ectoderm to form the lens.
  3. Under the influence of factors secreted by the lens, the optic vesicle becomes retina.
  4. The anterior neural plate primes the head ectoderm via BMP4 and Fgf8 prior to signals from the optic vesicle.
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TLS Online TPP Program

#Question id: 11609

#Part-B Specialized Branches in Biotechnology

All of gibberellins are tetracyclic diterpenoid acids, but only a few of which, have intrinsic biologically active gibberellins these are__

TLS Online TPP Program

#Question id: 11609

#Part-A Aptitude & General Biotechnology

All of gibberellins are tetracyclic diterpenoid acids, but only a few of which, have intrinsic biologically active gibberellins these are__

TLS Online TPP Program

#Question id: 11611

#Part-B Specialized Branches in Biotechnology

Given below are names of phytohormones in column I and their associated features/effects/ functions in column II.

                     

                    Column I

             ( Phytohormones)

                

                        Column II

                       ( Features)

 

A) Auxin

 

i)  Causes seed germinations

 

B) Cytokinin

 

ii)  Plant Stress Hormone that activates many defense responses

 

C) ABA

 

iii) Polar transport

 

D) Gibberellin

 

iv)  Delayed leaf senescence

 

E) Jasmonic acid

 

v) Causes seed dormancy

 

 







Which of the following combination from the above statements is  correct? 

TLS Online TPP Program

#Question id: 11612

#Part-B Specialized Branches in Biotechnology

AMO-1618, which blocks GA biosynthesis at the cyclization step, what would be the A, B and C represents. where, the control shows no inhibitor;


TLS Online TPP Program

#Question id: 11628

#Part-A Aptitude & General Biotechnology

Two  varieties of maize averaging of 180 cm and  20cm, inches in height respectively, are crossed. The F1 progeny is quite uniform averaging  100cm in height. How many different  Phenotype express in f2 generation?


TLS Online TPP Program

#Question id: 11629

#Part-A Aptitude & General Biotechnology

Two pure line plants of 46 cm and 10 cm in height cross each other forming F1 progeny 28 cm in height,  what is the no. of QTL formed?