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TLS Online TPP Program

#Question id: 671

Which was a major scientific accomplishment by Linus Pauling?

#I Life Science/ Life Sciences Group – I-V

  1. Determined the α-helix structure in keratin.

  2. Discovered β-strands and described their assembly into sheets.

  3. Determined the three-dimensional structure of hemoglobin and myoglobin.

  4. Determined the structure of penicillin.

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TLS Online TPP Program

#Question id: 10507

#SCPH05 I Biotechnology

Rhizobacteria function as

 a) Nitrogen fixation

 b) depositing pathogens directly into the vascular system,

 c) producing antibiotics and antifungal agents for inhibiting soil pathogens

 d) herbivore sensors by sending electrical or chemical signals to surrounding cells

 Which one of the following combination is correct?
TLS Online TPP Program

#Question id: 4359

#SCPH28 | Zoology

DNA methylation and histone acetylation are examples of which of the following processes?
TLS Online TPP Program

#Question id: 19677

#SCPH05 I Biotechnology

For which of the following is the Hinsberg approach used?
TLS Online TPP Program

#Question id: 567

#SCPH05 I Biotechnology

Penicillin and related drugs inhibit the enzyme; this enzyme is produced by 
TLS Online TPP Program

#Question id: 364

#SCPH05 I Biotechnology

 A solution contains 0.0000001 (10-7) moles of hydrogen ions [H+] per liter. Which of the following best describes this solution?