Protein X is found to bind to a certain geneʹs promoter only when substance A is not present.  The gene can be transcribed in the presence of both X and A. It is not transcribed in the presence of X alone. Protein X is a/an __. Substance A is a/an __.

TLS Online TPP Program

#Question id: 1189

#Unit 4. Cell Communication and Cell Signaling

Which of the following signaling pathway cannot be activated by cytokines?

TLS Online TPP Program

#Question id: 31081

#Unit 4. Cell Communication and Cell Signaling

Which of the following enzyme converts PIP into PIP2?

TLS Online TPP Program

#Question id: 33458

#Unit 1. Molecules and their Interaction Relevant to Biology

2-oxy-4-oxy pyrimidine is

TLS Online TPP Program

#Question id: 318

#Unit 1. Molecules and their Interaction Relevant to Biology

Attractions of oppositely charged functional groups of proteins are sometimes called ________.

TLS Online TPP Program

#Question id: 20292

#Unit 7. System Physiology – Animal

Glucocorticoids is produced by which area?

a. Zona Glomerulosa 

b. Zona Fasciculata 

c. Zona Reticularis