7. According to the passage， the morphogenetic determinants present in the unfertilized egg cell are which of the following？
（A） Proteins bound to the nucleus
（B） Histones
（C） Maternal messenger RNA’s
（D） Cytoplasm
（E） Nonbeaded intervening DNA
8. The passage suggests that which of the following plays a role in determining whether an embryo separated into two parts will develop as two normal embryos？
I. The stage in the embryo’s life at which the separation occurs
II. The instrument with which the separations is accomplished
III. The plane in which the cut is made that separates the embryo
（A） I only
（B） II only
（C） I and II only
（D） I and III only
（E） I， II， and III
9. Which of the following circumstances is most comparable to the impasse biologists encountered in trying to resolve the debate about cell determination （lines 12-18）？
（A） The problems faced by a literary scholar who wishes to use original source materials that are written in an unfamiliar foreign language
（B） The situation of a mathematician who in preparing a proof of a theorem for publication detects a reasoning error in the proof
（C） The difficulties of a space engineer who has to design equipment to function in an environment in which it cannot first be tested
（D） The predicament of a linguist trying to develop a theory of language acquisition when knowledge of the structure of language itself is rudimentary at best
（E） The dilemma confronting a foundation when the funds available to it are sufficient to support one of two equally deserving scientific projects but not both
參考答案：EEDE ABCDD
以上GMAT閱讀材料幫助大家備考GMAT，希望大家在考試中取得理想成績，同學們加油！~
（A） Proteins bound to the nucleus
（B） Histones
（C） Maternal messenger RNA’s
（D） Cytoplasm
（E） Nonbeaded intervening DNA
8. The passage suggests that which of the following plays a role in determining whether an embryo separated into two parts will develop as two normal embryos？
I. The stage in the embryo’s life at which the separation occurs
II. The instrument with which the separations is accomplished
III. The plane in which the cut is made that separates the embryo
（A） I only
（B） II only
（C） I and II only
（D） I and III only
（E） I， II， and III
9. Which of the following circumstances is most comparable to the impasse biologists encountered in trying to resolve the debate about cell determination （lines 12-18）？
（A） The problems faced by a literary scholar who wishes to use original source materials that are written in an unfamiliar foreign language
（B） The situation of a mathematician who in preparing a proof of a theorem for publication detects a reasoning error in the proof
（C） The difficulties of a space engineer who has to design equipment to function in an environment in which it cannot first be tested
（D） The predicament of a linguist trying to develop a theory of language acquisition when knowledge of the structure of language itself is rudimentary at best
（E） The dilemma confronting a foundation when the funds available to it are sufficient to support one of two equally deserving scientific projects but not both
參考答案：EEDE ABCDD
以上GMAT閱讀材料幫助大家備考GMAT，希望大家在考試中取得理想成績，同學們加油！~