UV light does not just create repairable dimers in DNA bases, it can and does rip DNA apart. Enough exposure would cause more than enough irreparable damage to kill the cell and 99% of the cell being destroyed is certainly not salvageable.
Regional service for the airline is served by Delta Connection. Delta typically charges a fee for all checked bags on domestic flights, with most international flights having an allowance of one or two free checked bags per passenger, depending on destination.
Baggage Policy. Singapore Airlines. Free Baggage Allowance-With the exception of travel to/from the US or Canada where 2 pieces of checked luggage at a weight of up to 50lbs each(23kg) is permitted, the free checked in allowance is 44lbs(20kg) total, and an additional 7kg for carry on luggage.ree Baggage Allowance-First checked bag is free, 2nd is $20 CAD max of 50lbs (23 kg) each, and an additional 44lbs (20kg) maximum of carry on luggage within Canada, and for Mexico and the Caribbean.