Spontaneous Generation Pre-existing cells In 1852 Robert Remak made the conclusion that cells divided to form new cells, that is cells came from?pre-existing cells His conclusion was reached after ...
Practical 1: Using a Microscope Many biological structures are too small to be seen by the naked eye Optical (light) microscopes are an invaluable tool for scientists as they allow for tissues, cel...
Stem Cells A?stem cell?is a cell that can?divide?(by mitosis) an?unlimited number of times Each new cell (produced when a stem cell divides) has the potential to?remain a stem cell?or to develop in...
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...
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 ...
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...
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...
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...
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...
