Mutations in the MT-CYB gene found in mitochondrial DNA can cause mitochondrial complex III deficiency. When caused by mutations in this gene, the condition is usually characterized by muscle weakness (myopathy) and pain, especially during exercise (exercise intolerance).
Hejazi Arabic, also known as Western Arabian Arabic, is a variant of the Arabic language spoken predominantly in the western region of Saudi Arabia. The language is spoken by approximately 8 million Saudi nationals, as of the last census.
By Just Landed. Although Arabic is the official language of the UAE, English is the most spoken language in Dubai. You will also find a lot of expatriates who speak Hindi, Urdu, Bengali, Tamil, Tagalog, Persian, Chinese, Malayalam, in addition to many other languages.