Practice Questions

TLS Online TPP Program

#Question id: 4353

The cAMP receptor protein (CRP) is said to be responsible for positive regulation of the lac operon because __.

#SCPH28 | Zoology

CRP binds cAMP
CRP binds to the CAP-binding site
CRP prevents binding of the repressor to the operator
CRP bound to the CRP-binding site stimulates the transcription of the lac operon

More Questions

#Question id: 3856

#SCPH28 | Zoology

In eukaryotes, the conserved element closest to the transcription start site is called the:

#Question id: 3857

#SCPH01 Biochemistry

The CAAT box is usually located near the position:

#Question id: 3857

#SCPH05 I Biotechnology

The CAAT box is usually located near the position:

#Question id: 3857

#SCPH06 I Botany

The CAAT box is usually located near the position:

#Question id: 3857

#SCPH28 | Zoology

The CAAT box is usually located near the position:

#Question id: 3858

#SCPH01 Biochemistry

The 5' methyl guanosine caps added during RNA chain elongation performs what function?

1. prevents degradation by nucleases

2. are recognized by protein factors

3. are used to identify the type of RNA