TLS Online TPP Program

#Question id: 3949


Which of the following observations supports the view that ribosomal RNA has catalytic activity?

#Unit 3. Fundamental Processes
  1. The base sequence of rRNAs is highly conserved, whereas the amino acid sequence of ribosomal protein is not.

  2. Bacteria that develop antibiotic resistance have base substitutions on the rRNA, but do not have amino acid substitutions on the ribosomal proteins.

  3. The peptidyl transferase reaction is sensitive to ribonucleases.

  4. All of the above.

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TLS Online TPP Program

#Question id: 7593

#General Aptitude

An aeroplane files along the four sides of a square at the speeds of 200 , 400 , 600 and 800 km/hr. Find the average speed of the plane around the field

TLS Online TPP Program

#Question id: 7594

#General Aptitude

A car travels the first one third of a certain distance with a speed of 10 km/hr , the next one third distance with a speed of 20 km/hr , and the last one third distance with a speed of 60 km/hr . The average speed of the car for the hole journey is :

TLS Online TPP Program

#Question id: 7595

#General Aptitude

A man travels 600 km by train at 80 km/hr , 800 km by ship at 40 km/hr , 500 km by aeroplane at 400 km/hr and 100 km by car at 50 km/hr . What is the average speed for the entire distance ?

TLS Online TPP Program

#Question id: 7595

#Unit 1. Structure and Function of Biomolecules

A man travels 600 km by train at 80 km/hr , 800 km by ship at 40 km/hr , 500 km by aeroplane at 400 km/hr and 100 km by car at 50 km/hr . What is the average speed for the entire distance ?

TLS Online TPP Program

#Question id: 7696

#Unit 9. Evolution & Diversity of Life Forms

The following question refers to the following phylogenetic trees. Which tree depicts the microsporidians as a sister group of the ascomycetes?

TLS Online TPP Program

#Question id: 7697

#Unit 9. Evolution & Diversity of Life Forms

The following question refers to the following phylogenetic trees. Which tree depicts the closest relationship between zygomycetes and chytrids?