Rhodopsin is comprised of 

a. An ketone of vitamin A

b. Opsin protein (GPCR)

c. An aldehyde of vitamin A

d. Retinal

TLS Online TPP Program

#Question id: 27505

#Unit 2. Cellular Organization

Which of the amino acid residue are found in active site of topoisomerases

TLS Online TPP Program

#Question id: 27504

#Unit 2. Cellular Organization

Which kind of catalysis are used by the topoisomerases

TLS Online TPP Program

#Question id: 27503

#Unit 2. Cellular Organization

Bacterial DNA are atchitected in form of loop sized with

TLS Online TPP Program

#Question id: 26483

#Unit 2. Cellular Organization

lac repressor binds to

TLS Online TPP Program

#Question id: 26481

#Unit 2. Cellular Organization

Which of the following are the characteristics of prokaryotic operator O1

a. Made up of 21-bp sequence 

b. It has twofold/dyad symmetry 

c. Recognized by two subunits of Lac repressor

d. On each O1 four unit of Lac repressor binds

TLS Online TPP Program

#Question id: 26480

#Unit 2. Cellular Organization

Optimal length of prokaryotic promoter should be