Manually Issued Passenger Ticket This ticket is handwritten and consists of Flight Coupon(s) with carbon copy. ATB (Automated Ticket and Boarding Pass). ATB ticket is imprinted and consists of Flight Coupons and Boarding Pass with magnetic stripe on the backside. e-Ticket. This is sample for E-ticket as A4 size paper and Ticket size. E ticket system does not need the conventional passenger air ticket as TAT or ATB. The passenger's boarding information is electronically managed in the system of an airline.
Report Abuse. 1  DNA is interior the type of a double helix. the backside pairing rule describes the complementarity of the bases. Adenine is going with Thymine; Cytosine with Guanine. the cost of this would not lie in guy or woman bases, yet fairly interior the final base sequence. 2  Hydrogen bonds join them up.
Berg joined together DNA fragments from two different viruses with the help of particular enzymes: restriction enzymes and ligase. Restriction enzymes (such as EcoR1 in the figure below) are like âmolecular scissorsâ that cut DNA at specific sequences.