Which one of the following phytohormones promotes nutrient mobilization which helps in the delay of leaf senescence in plants?

Why can't insulin be given orally to diabetic patients?

Name the class of enzyme that usually catalyze the following reaction :

$$S-G+S^{\#} \rightarrow S+S^{\#}-G$$

Where, G $\rightarrow$ a group other than hydrogen

$$S \rightarrow \text { a substrate }$$

$$S^{\#} \rightarrow \text { another substrate }$$

Given below are two statements:

Statement 1 : The DNA fragments extracted from gel electrophoresis can be used in construction of recombinant DNA.

Statement II : Smaller size DNA fragments are observed near anode while larger fragments are found near the wells in an agarose gel.

In the light of the above statements, choose the most appropriate answer from the options given below :