Question

Double fertilization is unique to angiosperms True False Members of the phyla Porifera and Cnidaria are. absorptive heterotrophs Ingestive-feeding heterotrophs autotrophs Chemotrophs Sponges are, meaning that their bodies have no symmetry or pattern. radially symmetrical bilaterally symmetrical asymmetrical The wall of a sponge contains crystalline, spike-like skeletal structures that provide support and deter predation called. amoebocytes spicules mesenchymes spongocoels Cnidarians are radialy symmetrical bilaterally symmetrical asymmetrical In cnidarians, after fertilization the rygote develops into a swimming mass of cells called planula ephyra medusa mesoglea The alternation between the medusa form and the polyp form in cnidarians is called polygamy budding alteration of generations polymorphism Phylum Platyhelminthes are digestion) and that their mesoderm is a solid mass of tissue. Pseudocoelomate coelomate acoelomate eucoelomate

Answer 1

36. The answer is True. Double fertilization is unique to angiosperms.