B. Protistans, a group thought to have given rise to other eukaryotic cells
Every species is assigned a standard two-part name of genus and species. ... Organisms are grouped into species partly according to their morphological, or external, similarities, but more important in classifying sexually reproducing organisms is the organisms' ability to successfully interbreed.
Answer:
Discovered that DNA was in the shape of a double helix
Observation is broken up into three parts. The first is the date. Then you have the activity and last you have a brief description of what is being observed.
