IB DP Biology: HL復習筆記2.6.1 Transcription
Transcription This process of protein synthesis occurs in?two stages: Transcription?–?DNA?is transcribed and an?mRNA?molecule is produced mRNA is a single stranded RNA molecule that transfers the i...
IB DP Biology: HL復習筆記2.5.3 Skills: DNA Replication
Meselson & Stahl's Experiments Analysis of Meselson and Stahl’s results to obtain support for the theory of semi-conservative replication of DNA Crick and Watson, as they defined the shape of D...
IB DP Biology: HL復習筆記2.5.2 DNA Replication
DNA Replication The replication of DNA is semi-conservative and depends on complementary base pairing Semi-conservative means that?one strand of the 'parent' DNA is kept?in the 'daughter' molecule ...
IB DP Biology: HL復習筆記2.5.1 DNA & RNA Structure
Nucleic Acids: Structure The nucleic acids DNA and RNA are polymers of nucleotides Both DNA and RNA are?polymers?that are made up of?many repeating units?called?nucleotides Each nucleotide is forme...
IB DP Biology: HL復習筆記2.4.3 Skills: Enzyme Experiments
Practical 3: Enzyme Experiments Design of experiments to test the effect of temperature, pH and substrate concentration on the activity of enzymes Three different?independent variables?can be teste...
英國留學雅思常見熱點問題！
英國留學，語言成績是必不可少的，雅思作為留學生常選的語言考試類型，一直都受到英國各大學的廣泛認可。英國留學雅思報考哪個類型？有效期是多久呢？帶著這些疑問，我們來看一下英國留學雅思常見熱點問題答疑。 ...
美國物理專業院校排名及就業前景分析！
美國的物理學科世界聞名，不論是在師資，教學設施，課程方面還是在學科信念，教學制度上，美國的物理專業都引領著世界物理學的發展。今天我們一起來看看在美國學物理專業院校排名及就業前景分析！ 物理的理論方向...
IB DP Biology: HL復習筆記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復習筆記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 ...
