The answer is
<span>D) hepatopancreatic ampulla
</span>
The answer is A. - Prokatyotic cells lack a defined nucleus while eukaryotic cells do have one :) I loved learning about the cells in biology! But I noticed your question is worded a little differently so the nucleus would be the one thing a eukaryotic cell has that a prokatyotic cell does not...
<span>What is the approximate age of our solar system?
</span>b. 4.6 billion years
4. Gene Pool is not a mechanism, thus your answer!
