Electron-dense gold particles coated with protein A, a bacterial protein that binds the Fc segment of 

#Question id: 3046

#Unit 2. Cellular Organization

Which one of the following reagent used in differentiation of gram positive and Gram negative bacteria?

(P) Congo red                        (Q) Safranine

(R) Methylene blue                  (S) Iodine

#Question id: 4073

#Unit 3. Fundamental Processes

The expression of which gene(s) is (are) regulated by promoter proximal pausing?

#Question id: 4066

#Unit 3. Fundamental Processes

Specific DNA control elements in promoters can

a. interact with general transcription factors.

b. interact with repressor proteins. 

c. interact with activator proteins.

d. remain unavailable because of condensed chromatin.

#Question id: 28178

#Unit 5. Developmental Biology

In the tunicate embryo containing different cells, which has their particular fate to achieve.  When the cell was separated change their fate, according to figure select the particular cell which showing conditional specification?

#Question id: 3852

#Unit 3. Fundamental Processes

Which of the following is NOT one of the three stages of transcription?