Concurrent is a term meaning "same time." Other possibilities are contemporaneous or synchronous.
By what I have studdied France kind of has the same term limits as the U.S. They serve the same time though.
Bimanual
An area where all use the same clock time is called a time zone
septuplets.
They are contemporaries of each other.
Sycronised
A Dozen!
The correct term for cross-eyes is strabismus. This is a condition where both eyes do not look at the same point at the same time.
Species is the term used for a group of organisms that can mate to produce fertile offspring. Population is the term used for all members of the same species that live in the same place at the same time.
multitasking
Arithmetic Sequence
Term insurance will provide the highest benefit for the same premium, but for a limited period of time (hence the name - TERM).