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TLS Online TPP Program

#Question id: 2861

What is the result of regulatory mutation in given lac operon in merodiploids

#Unit 2. Cellular Organization

  1. Both lac operons repressible, mutation is recessive

  2. One lac operon nonrepressible, mutation is cis-dominant

  3. Both lac operons uninducible, mutation is trans-dominant

  4. One lac operon nonrepressible, mutation is  trans-negative

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TLS Online TPP Program

#Question id: 12848

#General Aptitude

D and E are points on the sides AB and AC respectively of DABC such that DE is parallel to BC and AD : DB = 4 : 5, CD and BE intersect each other at F. Then find the ratio of the areas of DDEF and DCBF.
TLS Online TPP Program

#Question id: 12849

#General Aptitude

The radii of two concentric circles are 68 cm and 22 cm. The area of the closed figure bounded by the boundaries of the circles is
TLS Online TPP Program

#Question id: 12850

#General Aptitude

A plate on square base made of brass is of length x cm and width 1 mm. The plate weighs 4725 gm. If 1 cubic cm of brass weighs 8.4 gram, then the value of x is :
TLS Online TPP Program

#Question id: 12851

#General Aptitude

The length of two parallel sides of a trapezium are 15 cm and 20 cm. If its area is 175 sq.cm, then its height is :
TLS Online TPP Program

#Question id: 12852

#General Aptitude

The perimeter of two squares are 24 cm and 32 cm. The perimeter (in cm) of a third square equal in area to the sum of the areas of these squares is :
TLS Online TPP Program

#Question id: 12853

#General Aptitude

The perimeter of two squares are 40 cm and 32 cm. The perimeter of a third square whose area is the difference of the area of the two squares is