What is Chromatin remodeling Chromatin remodeling(染色质重构)isan important epigenetic mechanism. Chemical modification of the protruding histone tails by the addition of acetyl methyl or phosphate groups can alter chromatin structure, which in turn influences the activity of adjacent genes

1、在番茄中,圆形(O)对长形(o)是显性,单一花序(S)对复状花序(s)是显性。 这两对基因是连锁的,现有一杂交

1. General 2. Forms of Birth Defects 3.The cause of birth defects 4. When a baby most vulnerable 5. How detected in advance 6. Spina Bifida 7. Congenital heart defects

1.解释下列名词:半保留复制、DNA的自体催化和异体催化、转录、转译、密码子、反密码 子、起始密码、终止密码、顺反子、突变子重组子、遗传工程、无义密码、兼并、多核 糖体(多体)

1. General 2. Etiology 3. Symptoms and Signs 4. Diagnosis

1. Down syndrome 2. Trisomy 18 3. Patau syndrome 4. cri du cat syndrome 5. Klinefelter syndrome 6. Turner syndrome

1. Biochemical & Genetic abnormalities 2. The Symptoms of Mitochondrial Disease 3. LHON 4. MERRF 5. MELAS 6. Kearns-Sayre Syndrome 7.Mitochondrial Disease Treatment 8. The Prognosis 9. Future Goals

一、重组DNA技术 二、分子杂交技术 三、PCR技术及应用

1. molecular disease 2. inborn errors of metabolism

1. factors inducing chromosome aberration 2. chromosomal aberrations