This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Biochemistry
In case of Duchenne Muscular dystrophy, dystrophin gene mutation occurs in promoter region. What process could get affected 
Select and explain. 
A. Replication of DNA containing dystrophin gene, B. Post transcriptional modification of dystrophin gene., C. Translation of Dystrophin protein, D. Transcription of Dystrophin gene
D: Transcription of Dystrophin gene
Answer: D: Transcription of Dystrophin gene 
Explanation: Promoter regions are DNA sequences that define where transcription of a gene should begin.
If mutation occurs in promoter region transcription will get affected.