What is catalysis ?

What is shape selective catalysis ? Give an example of such type of catalyst.

(a) Describe electrophoresis with the help of a diagram. (b) What is meant by shape selective catalysis ? Give an example of shape selective catalyst.

(i) Name the enzyme that catalysis the transcription of hnRNA. (ii) Why does the hnRNA need to undergo changes? List the changes hnRNA undergoes and where in the cell such changes take place?

What are addition reaction? What are catalysts? Illustrate with an example.

What are the major divisions in the Plantae ? What is the basis for these divisions ?

What do you mean by activity and selectivity of catalysis?

What is homegenous catalysis ?