The NtrC protein from E. coli

a. is a σ54 RNA polymerase.  b. stimulates transcription of the glnA gene.

c. is activated by a protein kinase called NtrB.

d. binds both to an enhancer site upstream of the glnA gene and to RNA polymerase.

e. has ATPase activity.

TLS Online TPP Program

#Question id: 21261

#Unit 12. Applied Biology

A copy of the gene encoding enzyme, which is the rate-limiting enzyme in the normal tryptophan biosynthetic pathway is,

TLS Online TPP Program

#Question id: 21262

#Unit 12. Applied Biology

A constitutive promoter derived from the cauliflower mosaic virus is__

TLS Online TPP Program

#Question id: 21263

#Unit 12. Applied Biology

which one of the following is the first edible transgenic variety to reach market?

TLS Online TPP Program

#Question id: 21269

#Unit 12. Applied Biology

Which one of the following is a biomarker for heart failure?

TLS Online TPP Program

#Question id: 21270

#Unit 12. Applied Biology

Which one of the following materials is a biomaterial?

 Electrodes

 Neurons

 Carbon nanotubes

Enzymes 

Which of the following are correct?

TLS Online TPP Program

#Question id: 21271

#Unit 12. Applied Biology

Which one of the following is a detection device or transducer?