structures are those structures that have a reduced or no apparent function in an existing organism but served a purpose in an ancestral organism.

After fertilization, which type of cellular division is responsible for the growth and development of a complex, multicellular organism?

Brainliest ! is slowing down a car an example of acceleration? explain. - explain correctly

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.