Could two humans (or two cows) have some differences in their DNA sequences for insulin, yet still make the exact same insulin proteins? Explain.

Answer 1

Since Jiskha doesn't have a biology expert at this time, please try posting your question at this site.

http://www.biology-online.org/biology-forum/

In addition, be sure to make really good use of Khan Academy!
http://www.khanacademy.org/science/biology
Click on the Subjects link at the top, and then find the specifics you need within each topic.

Answer 2

Could two humans (or two cows) have some differences in their DNA sequences for insulin, yet still make the exact same insulin proteins? Explain