Statement l: | Rain forests, which used to cover more than 14% of the earth's land surface, are now reduced to 6%. |
Statement II: | The Amazon rain forest has the greatest biodiversity on earth. |
A. | In cymose inflorescence, the flowers are borne in an acropetalous succession. |
B. | In gulmohar, the flowers are actinomorphic. |
C. | In the flowers of cucumber, the margin of the thalamus grows upward enclosing the ovary completely and getting fused with it, the other parts of flowers arise above the ovary. |
D. | Bracts are reduced leaves found at the base of the pedicle. |
E. | The flowers are hypogynous in mustard. |
1. | They are highly substrate specific |
2. | In thermophilic organisms, enzymes can catalyze reaction at high temperatures, i.e. 90°C |
3. | All enzymes are proteinaceous in nature |
4. | Some enzymes have metal ions |
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. | Nucellus | 2. | Integument |
3. | Chalaza | 4. | Hilum |