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TLS Online TPP Program

#Question id: 760

Which force can stabilize a DNA double-helix?

#SCPH05 I Biotechnology

  1. Hydrophobic bases are found in the interior of the helix where each base pair is stabilized by the same number of hydrogen bonds.

  2. Hydrophilic sugar-phosphate groups are found on the exterior of the helix where they can interact with water.

  3. Non-covalent N-glycosidic bonds can form between nitrogenous bases in opposite strands in the helix.

  4. Covalent base-stacking interactions can occur between adjacent bases within the same strand in the helix.

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TLS Online TPP Program

#Question id: 89

#SCPH06 I Botany

In solution α-D-glucopyranose and β-D-glucopyranose ________.
TLS Online TPP Program

#Question id: 2627

#SCPH01 Biochemistry

Binding of repressor on to the operator sequences, RNA polymerase binding is analyzed by; Which one is incorrect.
TLS Online TPP Program

#Question id: 589

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

When varying the substrate concentration at a fixed concentration of enzyme it is observed that at low concentrations of substrate the reaction is ________,while at high concentrations of substrate the reaction is ________.
TLS Online TPP Program

#Question id: 10503

#SCPH05 I Biotechnology

A Pseudomonas species that synthesizes the antifungal compound against the pathogenic fungus Gaeumannomyces graminis known as
TLS Online TPP Program

#Question id: 10285

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

Some of the statements given shows the activity of PFK-1 and PFK-2, which of the following statements incorrectly shown these enzyme activity?