一、选择题1.给已去掉雄蕊尚未受粉的甲梨树授以另一品种乙梨树的花粉,下列对甲梨树当年结的果实及种子的叙述,正确的是()A.种子的基因型与乙相同B.种子的基因型与甲相同C.果实的口味与乙相同D.果实的口味与甲相同2.在育种研究中,给普通小麦授以玉米的花粉,现有甲、乙两种受精 First, multiple-choice questions 1. For the pear tree that has not been pollinated before the stamen has been given another pollen B pear, the following description of the fruit and seed of the pear tree knot, the correct is () A. seed The genotype is the same as that of B. B. The genotype of seed is the same as that of A. C. The taste of fruit is the same as that of B. D. The taste of fruit is the same as A. 2. In the breeding research, the pollen of corn is given to common wheat. B. Two kinds of fertilization