Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 50953
TLS Online TPP Program

#Question id: 46

The three-dimensional structure of a protein is determined primarily by:

#SCPH01 Biochemistry

  1. electrostatic guidance from nucleic acid structure

  2. Hydrophobic interaction with lipids that provide a folding framework

  3. modification during interactions with ribosomes

  4. The sequence of amino acids in the protein

More Questions
TLS Online TPP Program

#Question id: 8841

#SCPH06 I Botany

Adaptive radiations can be a direct consequence of four of the following five factors. Select the exception.
TLS Online TPP Program

#Question id: 16494

#SCPH01 Biochemistry

Few examples of plant vectors produced from viruses
TLS Online TPP Program

#Question id: 11271

#SCPH06 I Botany

Autotrophs in the aquatic ecosystem, unlike their counterparts in the terrestrial ecosystem are mostly microscopic and very low in indigestible (to the herbivores) matter. Following some observation are given? 

A) Tropic level transfer efficiency is greater in aquatic ecosystem than terrestrial ecosystem  

B) Tropical forest herbivores have higher consumption efficiencies than grassland herbivores

C) Flow of energy and nutrient is rapidly in aquatic ecosystem than terrestrial

D) Production efficiency of higher tropic level is greater than lower tropic level
TLS Online TPP Program

#Question id: 15268

#SCPH01 Biochemistry

During DNA isolation, phenol / chloroform extraction is performed to remove
TLS Online TPP Program

#Question id: 1705

#SCPH05 I Biotechnology

What is the single best definition of the most common form of antigen recognized by the T-cell receptor (TCR)