AQA A Level Chemistry復習筆記7.7.5 Anticancer Drugs
Action of Anticancer Drugs In the 1960s the drug cis-platin was discovered, which has been extremely effective in treating a number of different types cancer such as testicular, ovarian, cer...
AQA A Level Chemistry復習筆記7.7.4 DNA
DNA The nucleic acid DNA is a?polynucleotide?– it is made up of?many nucleotides?bonded together in a?long chain A?nucleotide?is a building block consisting of a?phosphate group,?2-deoxyribo...
AQA A Level Chemistry復習筆記7.7.3 Enzymes
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 change...
IBO課改后IBDP HL數學考什么？
課改后IBDP HL數學考什么？ IBO自2021年課改后，IBDP數學分為兩大科目： 數學分析與方法AA（Analysis and Approaches）、 數學應用與解析AI（Application and Interpretation） AA比較偏向純數學，AI更側重具體應...
AQA A Level Chemistry復習筆記7.7.2 Proteins
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 change...
AQA A Level Chemistry復習筆記7.7.2 Proteins
Proteins Each amino acid contains an amine (-NH2) and carboxylic acid (-COOH) group The -NH2?group of?one amino acid?can react with the -COOH group of?another amino acid?in a?condensation re...
AQA A Level Chemistry復習筆記7.6.2 Biodegradability & Disposal of Polymers
Biodegradability Biodegradable polymers Both polyesters and polyamides can be broken down using hydrolysis reactions This is a major advantage over the polymers produced using alkene monomer...
AQA A Level Chemistry復習筆記7.5.5 Quaternary Ammonium Salts
Quaternary Ammonium Salts Quaternary ammonium salts?are chemical analogues to ammonium chloride, NH4Cl, in which the hydrogens have been replaced by four alkyl groups They are very useful in...
AQA A Level Chemistry復習筆記7.5.4 Nucleophilic Addition–Elimination
Nucleophilic Addition–Elimination An important class of reactions that ammonia and amines undergo is?nucleophilic substitution?with acyl chlorides (or acid chlorides) and acid anhydrides The...
