“生物的生殖与发育”是高考的重要内容之一。在近几年高考试卷中考查较多的考点有:有性生殖的概念及意义,无性生殖的概念及意义,植物胚和胚乳的发育,减数分裂等。这些知识不仅有单独命题考查,而且在其他知识的考查中也常有涉及。因此 “Reproduction and development of biology ” is one of the important content of the college entrance examination. In recent years, examination papers in the entrance examination test sites are more: the concept and significance of sexual reproduction, the concept and significance of asexual reproduction, plant embryo and endosperm development, meiosis and so on. These knowledge not only have a separate proposition test, but also in the examination of other knowledge is often involved. therefore