Answer:
Because it might it might not want to
A unicellular or single celled organism is the term for organisms composed of only one cell.
I hope this helped!
<span>Only a single amino acid could change, because the reading frame is unaffected</span>
Answer:
Larger ships transport invasive species in their ballast water, while fouling organisms such as barnacles, seaweeds and mussels can move from one location to another by hitching, a ride on a boat, on items you use in the water and even your clothes