Choose true statements about Ax21-mediated quorum sensing;

a. It is a highly conserved sulfated peptide secreted by Xanthomonas oryzae.

b. Ax21 is sulfated by RaxST, which is a putative tyrosine sulfotransferase.

c. Sulfated Ax21 is secreted via the RaxABC type I secretion system

d. Sulfated Ax21 secreted is recognized by the rice XA21 receptor.

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#Question id: 15870

#Unit 12. Applied Biology

 What is the advantage of plant tissue culture over animal tissue culture?

TLS Online TPP Program

#Question id: 15706

#Unit 12. Applied Biology

Growth regulators which cause cell division, cell differentiation, shoot differentiation

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#Question id: 4043

#Unit 3. Fundamental Processes

In the process of creating a trp operon mutant, the UGG codons within the leader sequence were accidentally deleted. Which of the following would be a likely observation in the transcription assays? ___

A. RNA polymerase cannot bind to the promoter. 

B. The operon is permanently inhibited. 

C. Attenuation would be impaired. 

D. Termination would be triggered. 

E. No tryptophan would be made.

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#Question id: 12537

#Unit 10. Ecological Principles

In terms of nutrient cycling, why does timber harvesting in a temperate forest cause less ecological devastation than timber harvesting in tropical rain forests?

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#Question id: 24214

#Unit 1. Molecules and their Interaction Relevant to Biology

Which molecule coordinately activate glycolysis and at the same time inhibit gluconeogenesis