Brown eye color (b) is dominant and blue eye color (b) is recessive. in one school, 128 students have brown eyes and 72 students have blue eyes (bb). which of the following correctly represents the possible frequencies of each genotype?
(p + q = 1, p2 + 2pq + q2 = 1)

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.