Gel electrophoresis is a technique used to separate DNA fragments according to their size. This is from Khan academy so I believe it is reliable.
Hey what is your question? i can help! :)
You need air flowing through the boat. I second alternative is to get a smoke detector of some kind.
Hope it helped!
Answer:
natutal resources are those which is not made by anyone
human made resources are those made by human or artifical things
