Search results

  1. A

    Radioisotope

    Hey! Me too. I did Tecnetium 99 & Americium 241. Then i started writing about cobalt 60 for sterilisation of medical instruments. My writing was so tiny think they may need a magnifying glass.......... or a microscope! lol.
  2. A

    Evolution - environmental

    Please help! I'm having some troubles with part of my biology assignment. Prepare a case study to show how an environmental change can lead to changes in a species. We can choose any species we like. i didn't think information would be hard to find but it is. I have information on a few...
Top