Science says that our DNA is 85% similar to mice, 61% similar to fruit fly, and even 60% similar to banana, etc., then, we’re so much different in appearance. How does the remaining %, etc. able to make us who we are as different from other species we’re genetically similar to.

Question

Science says that our DNA is 85% similar to mice, 61% similar to fruit fly, and even 60% similar to banana, etc., then, we’re so much different in appearance. How does the remaining %, etc. able to make us who we are as different from other species we’re genetically similar to.

In: Biology

Answer 1

A lot of that common DNA is vestigial, ancient, or redundant, and doesn’t really get used. Only a smaller portion is actively expressed.