The pattern of gap formation may influence species diversity.

TLS Online TPP Program

#Question id: 19794

#Unit 12. Applied Biology

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 12. Applied Biology

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 12. Applied Biology

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 12. Applied Biology

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

TLS Online TPP Program

#Question id: 19798

#Unit 12. Applied Biology

Resistance to Cry proteins may be due to 

1. reduced binding of the toxin to midgut epithelium 

2. complete degradation of Cry proteins

3. Increased binding of the toxin to midgut epithelium 

4. Antisense inhibition of the transcript

Which of the following options is correct?

TLS Online TPP Program

#Question id: 19799

#Unit 12. Applied Biology

Resistance to cry proteins may be due to _________binding of the toxin to midgut epithelium