Questions

Alcohol is a drug.

The prime cost calculates the use of raw materials and direct labor, but does not factor in indirect expenses, such as advertising and administrative costs.

Supervisor's wages doesn;t come under prime cost.

Air or gas can build up in the pleural space and when this happens, it's called a pneumothorax.

Hence the given statement is TRUE.

RNA acts as a messenger in between the DNA and ribosome as it transforms the genetic information from the DNA and as DNA is big and can't fit into the nuclear pores. 

Both 2 and 3 are clearly the diadvantages of circular list

Havana is the capital city of Cuba.

It's currency is Cuban Peso.