IB DP Biology: HL复习笔记2.4.2 Immobilised Enzymes
Immobilised Enzymes Immobilised enzymes are widely used in industry Just before 1900, it was discovered that enzymes could be used to catalyse production of alcohol in the absence of yeast cell Sin...
IB DP Biology: HL复习笔记2.4.1 Enzymes
Structure of Enzymes Enzymes are biological catalysts ‘Biological’ because they function in living systems ‘Catalysts’ because they speed up the rate of chemical reactions without being used up or ...
2022年第五届华教杯全国大学生数学竞赛报名开启！
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IB DP Biology: HL复习笔记2.3.4 Skills: Molecules
Molecular Diagrams: Drawing Drawing biological molecules It is important to be able to draw a few key molecules There is a huge variety of biological molecules, but only the most important ones are...
2023Physics Bowl美国物理碗竞赛，备赛报名开启！
Physics Bowl 物理碗 ——‘物理杯’美国高中物理思维挑战，全美极具影响力的高中物理思维挑战赛，是由美国权威物理教师协会（American Association of Physics，简称AAPT）举办的一项学术探究活动，每年有11个国家超...
IB DP Biology: HL复习笔记2.3.3 The Variety of Proteins
Functions of Proteins Living organisms synthesize many different proteins with a wide range of functions Proteins are so versatile that they have many different roles in cells, tissues and organs A...
IB DP Biology: HL复习笔记2.3.2 Protein Structure & Function
Protein structure A protein may consist of a single polypeptide or more than one polypeptide linked together Some proteins exist as a single polypeptide chain (of amino acids) Other proteins are ma...
IB DP Biology: HL复习笔记2.3.1 Proteins
Amino Acids & Polypeptides Proteins Proteins are polymers (and macromolecules) made of monomers called amino acids The sequence, type and number of the amino acids within a protein determines i...
2023年清华大学丘成桐数学英才班与新领军计划发布！
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