Some students correctly made a life cycle model for two specific animals. One group has made a model showing three parts, and another group has made a model showing four parts. Which parts would the group modeling incomplete metamorphosis have in their model? A. egg, larva, adult
B. egg, nymph, adult
C. egg, larva, pupa, adult
D. egg, pupa, nymph, adult

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.