In mammalian development,<br/>which of the following is in the correct chronological order of event:_____ A: blastocyst, zygote, 4-cell,<br/>compacted morula B: zygote, 4-cell, compacted<br/>morula, blastocyst C: compacted morula,<br/>blastocyst, zygote, 4-cell D: 4-cell, compacted morula,<br/>blastocyst, zygote

Which of the followings can develope into the embryo?() A: The inner cell mass B: The zona pellucida C: The trophoblast D: The blastocyst cavity E: The morula

Which of the following is wrong about the development of fertilized eggs? A: Zona pellucida reaction ensures single egg fertilization B: Egg swims in the fallopian tube and divides twice a day C: Egg moves in the fallopian tube and divides with its volume increasing D: Fertilized egg runs in the fallopian tube for 72 hours E: On the 4th day after fertilization, morula enters the uterine cavity