Practice Questions

TLS Online TPP Program

#Question id: 4002

Which statement is false about operons that have the feature of catabolic repression?

#Unit 3. Fundamental Processes

Several different multisubunit repressors can block the transcription of such an operon.
Operons with catabolic repression have characteristically weak promoters.
Their transcription is lowered in the presence of glucose.
Transcription of such an operon is increased as the concentration of cAMP increases.

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TLS Online TPP Program

#Question id: 12893

#General Aptitude

A brick 2" thick is placed againsta wheel to act for a stop. The horizontal distance of the face of the brick from the point where the wheel touches the ground is 6". The radius of the wheel in inches is

TLS Online TPP Program

#Question id: 11167

#Unit 2. Cellular Organization

The core structure of the GPI group consists of :

TLS Online TPP Program

#Question id: 4568

#Unit 11. Evolution and Behavior

In Darwinʹs thinking, the more closely related two different organisms are, the

TLS Online TPP Program

#Question id: 32581

#Unit 2. Cellular Organization

Which of the following motor protein has a central motor domain and does not walk at all, but uses the energy of ATP hydrolysis to depolymerize microtubule ends?

TLS Online TPP Program

#Question id: 14083

#Unit 1. Molecules and their Interaction Relevant to Biology

What components are required for stabilizing DNA double helix