This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General pathology, Subject name: Pathology
Male to male transmission is seen in - 
Select and explain. 
A. Autosomal dominant diseases, B. Autosomal recessive, C. X-linked dominant, D. Mitochondrial disease
A: Autosomal dominant diseases
Answer: A: Autosomal dominant diseases 
Explanation: Robbins basic pathology 9th edition page no 218,Heading=Transmission patterns of single-gene disorders Disorders of autosomal dominant inheritance are manifested in the heterozygous state, so atleast one parent in an index case usually is affected, both males and females are affected, both males and females are affected, and both can transmit the condition