In people, a dimpled chin is an autosomal dominant trait. many famous celebrities, such as john travolta and michael and kirk douglas, have this condition. assume that the wrestler and actor hulk hogan is homozygous for the dimpled chin, and he married a woman with a round chin. they had two children, brooke and nick. what is the probability that their children will show the trait?

Which of these is true of the cytoplasm of an unfertilized egg? a. it is an unevenly distributed mixture of mrna, proteins, organelles, and other substances. b. it does not contain substances that are important in directing development. c. these substances are supplied by the sperm. d. it does not contain substances that are important in directing development. e. development is directed solely by the surrounding cells. f. it is a homogeneous mixture of mrna, proteins, organelles, and other substances. g. it does not contain substances that are important in directing development. h. these substances are produced by the dna of the fertilized zygote.