Differentiate between the genetic codes given below:

A. Unambiguous and Universal

B. Degenerate and Initiator

An electrostatic precipitator in a thermal power plant is not able to generate high voltage of several thousands. Write the ecological implication because of it.

A pollen grain in angiosperm at the time of dehiscence from an anther could be 2-celled or 3-celled. Explain, how are the cells placed within the pollen grain when shed at a 2-celled stage?

Mention one application for each of the following :

A. Passive immunization

B. Antihistamine

C. Colostrum

D. Cytokinin-barrier

Name the microbes that help production of the following products commercially.

A. Stain

B. Citric acid

C. Penicillin

D. Butyric acid