OT stands for Occupational Therapist, and it's a therapist that helps people develop lifestyle (specifically the activities they do) that will be good for them: for their health and satisfaction.
Seine River and Rhine River
It is used to determine the age of an ancient object. The process is called radiocarbon dating. Carbon-14 is a naturally present isotope that is produced when cosmic rays collide with nitrogen and as a result it is oxidized to be become CO2.
The Vice President is the president of the Senate
he votes when there's a tie.
The (key)substrate fits into the active site of the (lock)enzyme.
