IB DP Biology: HL復習筆記1.1.4 Cell Specialisation
Emergent Properties Multicellular organisms are able to undertake functions that unicellular organisms cannot, e.g. move over vast distances and digest large macromolecules Scientists sometimes sum...
IB DP Biology: HL復習筆記1.1.3 Surface Area to Volume Ratio
Surface Area to Volume Ratio Materials?constantly being?exchanged?across the?plasma membrane The?volume/mass?of cytoplasm (as this is where the reactions take place)For cells to survive, metabolic ...
IB DP Biology: HL復習筆記1.1.2 Functions of Life
Functions of Life Unicellular (single-celled) and multicellular (many cells) organisms must carry out the following functions to stay alive: Metabolism - all the enzyme-catalysed reactions occurrin...
IB DP Biology: HL復習筆記1.1.1 Cell Theory
Cell Theory Until microscopes became powerful enough to view individual cells, no-one knew for certain what living organisms were made from A scientist called?Robert Hooke?came up with the term "ce...
IB DP Maths: AI HL復習筆記5.7.2 Second Order Differential Equations
Euler's Method: Second Order How do I apply Euler’s method to second order differential equations? A?second order differential equation?is a differential equation containing one or more second deri...
IB DP Maths: AI HL復習筆記5.7.1 Coupled Differential Equations
Solving Coupled Differential Equations How do I write a system of coupled differential equations in matrix form? How do I find the exact solution for a system of coupled differential equations? Wor...
IB DP Maths: AI HL復習筆記5.6.4 Approximate Solutions to Differential Equations
Euler’s Method: First Order What is Euler’s method? Euler’s method?is a numerical method for finding approximate solutions to differential equations It treats the derivatives in the equation as bei...
IB DP Maths: AI HL復習筆記5.6.3 Slope Fields
Slope Fields What are slope fields? Normally the tangent lines will be drawn for points that form a regularly-spaced grid of?x?and?y?values How can I use slope fields to study the solutions of a di...
IB DP Maths: AI HL復習筆記5.6.2 Separation of Variables
Separation of Variables What is separation of variables? Separation of variables?can be used to solve certain types of first order differential equations If the equation is in that form you can use...
