What are archaea?
A) Prokaryotes characterized as extremophiles that share some bacterial and some eukaryotic traits.
B) Organisms that are adapted to high temperature environments, such as in volcanic springs.
C) Single-celled organisms that are killed by the application of antibiotics at certain concentrations.
D) Bacteria-like organisms that can live only in extreme salt environments.
E) Primitive protist-like creatures possessing fewer than two chromosomes per cell.
Answer: A