He and others went on to determine that evolutionary relationships could be inferred according to whether species shared particular molecules ... door for non-invasive sampling methods.

Used to capture small animals e.g. invertebrates, often for biodiversity sampling. Light meter A meter that measures light intensity. It is held at the soil surface and pointed in the direction of ...

When a sample set of the larger population is not inclusive enough, representation of the full population is skewed and requires additional sampling techniques. The starting point of statistical ...

Chemists with solid technical and computer skills develop and use complex analytical techniques. Government agencies need ... chemists may start their own businesses, specializing in particular kinds ...