CIE IGCSE Biology: 复习笔记:17.1.6 Mitosis: Extended
CIE IGCSE Biology: 复习笔记:17.1.6 Mitosis: Extended New Cells are Made by Mitosis: Extended Mitosis - Basics Most body cells have two copies of each chromosome We describe these cells as d...
CIE IGCSE Biology: 复习笔记:17.1.6 Mitosis: Extended New Cells are Made by Mitosis: Extended Mitosis - Basics Most body cells have two copies of each chromosome We describe these cells as d...
CIE IGCSE Biology: 复习笔记:17.1.5 Which Proteins are Synthesised? Control of Gene Expression: Extended Protein synthesis Expression of a gene means whether that gene is transcribed and ...
CIE IGCSE Biology: 复习笔记:17.1.4 Protein Synthesis Transcription & Translation: Extended Protein synthesis Proteins are made by ribosomes with the sequence of amino acids controlle...
CIE IGCSE Biology: 复习笔记:17.1.3 Genes & Proteins DNA Base Sequence To Amino Acid Sequence: Extended The DNA Base Sequence Determines the Amino Acid Sequence in Protein The DNA code (...
CIE IGCSE Biology: 复习笔记:17.1.2 The Inheritance of Sex XX & XY Chromosomes Sex is determined by an entire chromosome pair (as opposed to most other characteristics that are ju...
CIE IGCSE Biology: 复习笔记:17.1.1 Chromosomes, Genes & Proteins The Structure of Genes Inheritance of Chromosomes, Genes and DNA Inheritance is the transmission of genetic information ...
CIE IGCSE Biology: 复习笔记:16.1.6 Sexually Transmitted Infections STIs & HIV/AIDS Unprotected sexual intercourse can lead to the transfer of pathogens via exchange of body fluids Infec...
CIE IGCSE Biology: 复习笔记:16.1.5 Sexual Hormones in Humans Secondary Sexual Characteristics Primary sexual characteristics are present during development in the uterus and are the differe...
CIE IGCSE Biology: 复习笔记:16.1.4 Sexual Reproduction in Humans The Male Reproduction System The male reproductive system Male reproductive structures and their function: The Female Reprod...
欧几里得数学学术活动,是由加拿大滑铁卢大学的数学院为全球12年级的高中生举办的数学学术活动,被称之为“数学界的托福”。 University of Waterloo滑铁卢大学拥有加拿大唯一,也是北美最大的数学学院。滑铁卢大学...
不少同学因为错过了今年AMC10/12学术活动,十分苦恼!所以今天就为同学们推荐一个考察内容和方式与AMC十分相似,实力和含金量都不容小觑的数学学术活动——欧几里得数学学术活动! 欧几里得学术活动相比于AMC10/12...
对数以万计规划着出国留学的中国学生而言,语言考试取消简直就是一场噩梦。而从今年9月底以来,以首都北京为首的多个中国城市以疫情防控为由,大范围取消了10月、11月的多项出国留学考试,包括最重要的“出国门槛”...
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