कॉर्न बोरर (corn borer) कीट को नियंत्रित करने के लिए निम्नलिखित में से किस 'cry' जीन का विशेष रूप से उपयोग किया जाता है?

Which of the following original products is extracted directly from natural sources rather than produced via recombinant DNA technology?

What is a primary agricultural application of biotechnology in crop improvement?

Which of the following statements regarding bioreactors and recombinant protein production are correct? 1. Bioreactors provide optimal conditions such as temperature and pH. 2. Cells are maintained in exponential phase for higher protein yield. 3. Bioreactors require light to stimulate protein expression in heterotrophic cultures. 4. Downstream processing includes separation and purification of the protein.