美國失業(yè)率最高的專業(yè)TOP10！
赴美留學，選擇一個好的專業(yè)至關(guān)重要，不一定非要保證畢業(yè)后找到高薪就業(yè)，起碼能不失業(yè)。一般情況下，失業(yè)率因年齡，地理位置和教育程度等因素而有很大差異。下面一起來看看美國失業(yè)率最高的專業(yè)TOP10吧！ 整體...
IB DP Biology: HL復習筆記2.6.3 Biotechnology
Polymerase Chain Reaction Use of Taq DNA polymerase to produce multiple copies of DNA rapidly by the polymerase chain reaction (PCR) Polymerase chain reaction?(PCR) is a common molecular biology te...
IB DP Biology: HL復習筆記2.6.2 Translation
Translation Translation is the synthesis of polypeptides on ribosomes This stage of protein synthesis occurs?in the cytoplasm?of the cell After leaving the nucleus, the?mRNA molecule attaches to a ...
英國中級生物奧林匹克活動IBO競賽詳解
全球權(quán)威的生物學術(shù)組織 鼓勵學生挑戰(zhàn)課堂以外的生物學知識 增加世界名校醫(yī)學、生物等理科專業(yè)申請優(yōu)勢 英國皇家生物學會（簡稱 RSB）, 總部位于倫敦市中心，擁有 16000 多名會員，匯聚了 100 多個國家生物界的 ...
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(yè)院校排名及就業(yè)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(yè)都引領(lǐng)著世界物理學的發(fā)展。今天我們一起來看看在美國學物理專業(yè)院校排名及就業(yè)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...
