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.
The Arabic language is spoken in United Arab Emirates, Afghanistan, Algeria, Bahrain, Chad, Comoros, Djibouti, Egypt, Eritrea, Israel, Iraq, Jordan, Kuwait, Lebanon, Libya, Morocco, Mauritania, Oman, Qatar, Saudi Arabia, Sudan, Syria, Tunisia, Western Sahara, Yemen.This page gives answer to the question.he Arabic language is spoken in United Arab Emirates, Afghanistan, Algeria, Bahrain, Chad, Comoros, Djibouti, Egypt, Eritrea, Israel, Iraq, Jordan, Kuwait, Lebanon, Libya, Morocco, Mauritania, Oman, Qatar, Saudi Arabia, Sudan, Syria, Tunisia, Western Sahara, Yemen.