In the form of DNA.........
I believe it is the 'black swallower'
hope i could help :)
Answer: Scientists Classify Organisms into Three Domains.
Each domain is subdivided into kingdoms, followed by phyla, class, order, family, genus, and species. We will focus on domains and kingdoms. All living organisms are classified into one of three domains: Bacteria, Archaea, and Eukarya.
Here’s what I found on quizlet
A group of cells that work together to perform a common function