Double helix - How can I make a double helix, like the DNA model? What tools would I work with?
There are several different methods you could use to model a double helix. Take a look at these StrataCafe forum discussions on making a double helix:
http://www.stratacafe.com/forum/topic.asp?TOPIC_ID=8409
http://www.stratacafe.com/forum/topic.asp?TOPIC_ID=7965&SearchTerms=helix
http://www.stratacafe.com/forum/topic.asp?TOPIC_ID=8415&SearchTerms=helix
http://www.stratacafe.com/forum/topic.asp?ARCHIVE=true&TOPIC_ID=6831&SearchTerms=helix
http://www.stratacafe.com/forum/topic.asp?ARCHIVE=true&TOPIC_ID=4641&SearchTerms=helix
Another way is to find an existing model and use it; it's a popular object to model.