Practice Questions

TLS Online TPP Program

#Question id: 3866

Which of the following statements about E. coli RNA polymerase (core enzyme) is false?

#SCPH28 | Zoology

In the absence of the B subunit, core polymerase has little specificity for where initiation begins.
he core enzyme contains several different subunits.
The core enzyme has no polymerizing activity until the  subunit is bound.
The RNA chain grows in a 5' -> 3' direction.

More Questions

TLS Online TPP Program

#Question id: 831

#SCPH05 I Biotechnology

Lysosomes therefore also have a selective pathway, which is activated that imports and degrades cytosolic proteins containing the pentapeptide sequences such as;

TLS Online TPP Program

#Question id: 4160

#SCPH28 | Zoology

Different tRNA molecules that bind the same amino acid are called __ tRNA molecules.

TLS Online TPP Program

#Question id: 70

#SCPH05 I Biotechnology

The dimensions of living cells are limited, on the lower end by the minimum number of biomolecules necessary for function, and on the upper end by the rate of diffusion of solutes such as oxygen. Except for highly elongated cells, they usually have lengths and diameters in the range of

TLS Online TPP Program

#Question id: 19303

#SCPH01 Biochemistry

A typical plant gene has the following regions

(i) Promoter

(ii) enhancer/silencer

(iii) Cap site

(iv) Translated region