Q66 Consider the following statements regarding cellular endosperm development: Q67 Consider the following statements regarding seed dispersal mechanisms: Q68 Consider the following statements regarding true and false polyembryony: Q69 Consider the following statements regarding sterile reproductive organs in angiosperms: Q70 Consider the following statements regarding the phenomenon of bud pollination: Q71 Consider the following statements regarding pollen tube discharge and the formation of X-bodies: Q72 Consider the following statements regarding the role of calcium gradients in pollen tube apical growth: Q73 Consider the following statements regarding the formation and function of Ubisch bodies: Q74 Consider the following statements regarding cytoplasmic streaming within the growing pollen tube: Q75 Consider the following statements regarding exceptions to standard endosperm ploidy: Q76 Consider the following statements regarding the timing and precision of emasculation in artificial hybridization: Q77 Consider the following statements regarding the structural polarity of the synergid and its role in tube arrest: Q78 Consider the following statements regarding heterostyly as an outbreeding device: Q79 Consider the following statements regarding the ecological classification of seed storage behavior: Q80 Consider the following statements regarding the metabolic reserves of the pollen grain cytoplasm: Q81 Consider the following statements regarding the formation of callose plugs in the pollen tube: Q82 Consider the following statements regarding the structural anatomy of solid styles: Q83 Consider the following statements regarding the formation of the aril: Q84 Consider the following statements regarding the caruncle and seed dispersal in castor: Q85 Consider the following statements regarding the specialized haustoria of the endosperm: