TLS Online TPP Program

#Question id: 4251


Which of the following statements correctly describes the effect a nonsense mutation would have on a gene?

#Unit 3. Fundamental Processes
  1. It changes an amino acid in the encoded protein.

  2. It has no effect on the amino acid sequence of the encoded protein.

  3. It introduces a premature stop codon into the mRNA.

  4. It alters the reading frame of the mRNA.

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TLS Online TPP Program

#Question id: 10922

#Unit 6. System Physiology – Plant

The non-reducing sugar sucrose is most commonly translocated in the phloem rather than reducing sugar. Why?

 a.) because they are less reactive than their reducing counterparts

 b.) because sucrose contains more energy than a monosaccharides

 c.) because the ketone or aldehyde group is reduced to an alcohol or combined with a similar group on another sugar so as not to be oxidized

 Which one of the following statements is true about translocation of non-reducing sugar?

TLS Online TPP Program

#Question id: 7584

#General Aptitude

Abhinav leaves Mumbai at 6 am and reaches Bangalore at 10 am Praveen leaves Bangalore at 8 am and reaches Mumbai at 11:30 am. At what time do
they cross each other?

TLS Online TPP Program

#Question id: 24473

#Unit 3. Fundamental Processes

The CTD contains a series of repeats of the heptapeptide sequence: Tyr-Ser-Pro-Thr-Ser-Pro-Ser. In which 

TLS Online TPP Program

#Question id: 4689

#Unit 3. Fundamental Processes

Cleavage liberates precursors of rRNAs and tRNA Cleavage at the points that is carried out by the enzymes excepts

TLS Online TPP Program

#Question id: 7116

#Unit 5. Developmental Biology

Which one statement best describes gastrulation in sea urchins?

a) Gastrulation is initiated by invagination of the micromeres at the vegetal pole.

b) The mouth of the pluteus larva will form from mesomeres on the oral side of the 60-cell embryo.

c) The gut will form from the macromeres at the 16-cell stage.

d) Mesenchymal cells originating at the vegetal pole will invaginate first during gastrulation and will form skeletal structures in the pluteus larva.

Which of the following combination is correct?