If

𝑝 ∶ 𝑞 = 1 ∶ 2

𝑞 ∶ 𝑟 = 4 ∶ 3

𝑟 ∶ 𝑠 = 4 ∶ 5

and 𝑢 is 50% more than 𝑠, what is the ratio 𝑝 ∶ 𝑢?

TLS Online TPP Program

#Question id: 20320

#Unit 4. Cell Communication and Cell Signaling

What processes controlled by quorum sensing-

a. Bioluminescence

b. Production of virulence factors 

c. Formation of biofilms

d. Competence for uptake of DNA

e. Antibiotic production

Which one of the following combinations of above statements is correct?

TLS Online TPP Program

#Question id: 20321

#Unit 4. Cell Communication and Cell Signaling

Quorum sensing receptors are-

a. histidine sensor kinases

b. cytoplasmic transcription factors

c.  tyrosine kinases

TLS Online TPP Program

#Question id: 20322

#Unit 4. Cell Communication and Cell Signaling

What are autoinducers in quorum sensing?

TLS Online TPP Program

#Question id: 20323

#Unit 4. Cell Communication and Cell Signaling

The human pathogen Pseudomonas aeruginosa produces and secretes following virulence factors, except

TLS Online TPP Program

#Question id: 20324

#Unit 4. Cell Communication and Cell Signaling

What is the main difference between Gram positive and Gram-negative quorum sensing mechanism?

TLS Online TPP Program

#Question id: 20325

#Unit 4. Cell Communication and Cell Signaling

In Gram-negative bacteria, autoinducers are often produced from