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.
Language In Kuwait. Language In Kuwait. Language in Kuwait. If you're going to be in Kuwait, it pays off to know some common words and phrases in Arabic. Expats are certainly lucky in Kuwait because even though the official language is Arabic, English is very widely spoken and most signs are in English too! However, it does not hurt to learn a few Arabic phrases and words.