Arab

عرب

Member of a Semitic people living in the Middle East and northern Africa :
-Mentioned in ancient sources from Egypt, Mesopotamia, and Greece from 9th cent. BCE
-Rulers of region in northern Arabia/Syria, 5th cent. BCE-2nd cent. CE
-Originally a social institution and military organization
-Hellenized Ancient Arabian kingdoms: Nabateans and Petra
Before Islam, the term referred to nomadic peoples of the Arabian Peninsula; it came to apply to Arabic-speaking peoples from Africa to rabian Peninsula after their acceptance of Islam. Traditionally, some Arabs are desert-dwelling pastoral Bedouins, whereas others live by oases and in small, isolated farming villages.
(Wikipedia) - The araB gene promoter is a bacterial promoter, activated by e L-arabinose binding. araB

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The araB gene promoter is a bacterial promoter, activated by e L-arabinose binding.

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Arab

عرب

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