<prompt> Duchennes muscular dvstrophy-X-L inked dominantX-Linked recessiveAutosomal dominantAutosomal recessive  <response>: Ans. is b i.e., X-linked recessive o Duchenne and Beckers muscular dystrophy are X-like recessive,o So expression of gene is essentially confirmed in males.o Females are affected only if X-chromosome carrying the normal allele is lost or inactivated. 