What traits do archaeans and bacteria share?
There are two traits that archaeans and bacteria share. These are the presence of a plasma membrane and the lack of a nuclear envelope.
How are archaeans most similar to bacteria?
The shape of their chromosomes and plasmids is how archaeans are most similar to bacteria.
What is the Archaean eon?
The Archaean eon was a geological eon spanning from around 3800 to 2500 million years ago, comprising the Eoarchean, Paleoarchean, Mesoarchean and Neoarchean eras - a period i
n which the first continents and oceans sprang up.