Flavonoids, the prominent inducers of rhizobial nod gene expression, here  Flavonoid inducers Category along with their name and activity is mentioned

Flavonoid inducers Category	Name/activity
1. Flavone	A. Naringenin, a flavanone active on R. leguminosarum bv. viciae
2. Chalcone	B. Daidzein, an isofavone active on B. japonicum
3. Isoavone	C. 4,4’-Dihydroxy-2’- methoxychalcone, a chalcone inducer from Medicago
4. Flavanone	D. Luteolin, a flavone inducer from Medicago spp., active on S. meliloti

Match them correctly

TLS Online TPP Program

#Question id: 19792

#Unit 13. Advances in Biotechnology

Expression of BtR175 gene in mammalian cells enables Cry1Aa to bind the cells and cause their lysis. The specificity seems to be lost upon reduction of which amino acid residues of the protoxin, but can be restored by reoxidation of these residues?

TLS Online TPP Program

#Question id: 19793

#Unit 13. Advances in Biotechnology

The specificity of cry protein seems to be lost upon reduction of which amino acid residues of the protoxin, but can be restored by reoxidation of these residues?

TLS Online TPP Program

#Question id: 19794

#Unit 13. Advances in Biotechnology

The specificity of cry protein is lost upon reduction of cysteine residues of the protoxin, but can be restored by

TLS Online TPP Program

#Question id: 19795

#Unit 13. Advances in Biotechnology

Expression of BtR175 gene in mammalian cells enables Cry1Aa to bind the cells and cause their lysis. But upon what process this specificity can get lost?

TLS Online TPP Program

#Question id: 19796

#Unit 13. Advances in Biotechnology

The toxicity of cry protein toxins can be increased by the following approaches

1. Site directed mutagenesis within the toxin encoding region

2. Production of hybrid cry genes by fusing selected toxin domains of two or more different cry genes

Which of the following approaches could be correct?

TLS Online TPP Program

#Question id: 19797

#Unit 13. Advances in Biotechnology

 Which type of cry genes are used for the production of transgenic plants