Being a scientist

scientific method - a method of investigation involving observation and theory to test scientific hypotheses
hypothesis - an educated guess proposed as an explanation to a set of phenomenon
law - A theory that has been tested many times and found always to be true
theory - a well-substantiated explanation of some aspect of the natural world
deductive reasoning - reasoning from the general to the particular (explaining the cause to the effect)
inductive reasoning - generalizing or reasoning from detailed facts to general principles
science - a method of learning about the physical world
technology - the practical application of science
biotechnology - the management or manipulation of living things for the benefit of people.
engineering - applying scientific knowledge to practical problems
manufacturing technology - the ways we produce goods and products
model - creation or representation of something very small or very large for better understanding
patterns - theme of recurring events that explain phenomenon
scale - representation or an object in relation to its size
chromatography - separation of a mixture of substances by its affinity to a certain solvent
solvent - a liquid capable of dissolving other substances
solute - a compound that is able to be dissolved by a solvent
solution - a homogeneous mixture of two or more substances

Tools of the biologist

compound microscope - light microscope that has two converging lens systems: the objective and the eyepiece
dissecting microscope - a binocular microscope that has two eyepieces for a 3D view of an object
phase contrast microscope - a microscope that uses the change of phase when light is transmitted or reflected from a transparent or reflective specimen to form an image - can see live materials magnified at higher levels
scanning electron microscope - An electron-beam-based microscope used to examine, in a three dimensional screen image, the surface structure of prepared specimens
transmission electron microscope - a beam of electrons is transmitted through an ultra thin specimen for greater detail
microtome - scientific instrument that cuts thin slices of tissue for microscopic investigation