True about autosomal dominant type of inheritance:: (A) 25% affected & 50 % carrier, if one parent affected, (B) 50% affected & 75 % carrier, if both parent affected, (C) 75% affected, if both parent affected, (D) 50% affected, if one parent affected
Answer is D. Answer- D. 50% affected, if one parent affectedAutosomal dominant disorders are manifested in the heterozygous state .Both males and females are affected.Because the alleles segregate randomly at meiosis, the probability that an offspring will be affected is 50%.