Answer:
You can't. This is because WikiAnswers hates you. They don't care that you want to copy and paste text. They don't care that you don't want the bubbles. They show them to you anyway.
Actually you can in Internet Explorer. This fix was posted one year ago in another forum by Leech Blocker:
---Add the following address to the restricted sites list (IE security)
*.answers.com
---Add following text to the hosts file (c:/windows/systems32/drivers/etc/hosts )
127.0.0.1 answers.com