Statement I: | Bacterial infection by Bacillus thuringiensis can kill only caterpillar larvae. |
Statement II: | B. thuringiensis cannot kill adult moths. |
Statement I: | Benzoic acid produces effervescence on treatment with aq. \(\mathrm{NaHCO}_3\) |
Statement II: | The effervescence is due to the release of hydrogen gas. |
1. | \(\dfrac{\beta}{\alpha}\) | 2. | \(\dfrac{\beta}{2\alpha}\) |
3. | \(\dfrac{2\beta}{\alpha}\) | 4. | zero |
Statement I: | Two DNA sequences were prepared corresponding to A and B, chains of human insulin and were introduced in the plasmids of Agrobacterium to produce insulin chain. |
Statement II: | Chain A and B were produced separately, extracted and combined by creating disulphide bonds to form human insulin. |
1. | \(4.4~\text{eV}\) | 2. | \(7.103\times10^{-15}~\text{J}\) |
3. | \(1.9~\text{eV}\) | 4. | \(4.60~\text{eV}\) |
1. | Nucellus | 2. | Integument |
3. | Chalaza | 4. | Hilum |