Complex sentence: The Palmophyllales are a deep-branching order of thalloid green alga, possibly forming a sister group to the Chlorophyta; they survive today in deep waters, where predation pressure is reduced.
Split into simpler sentences: The Palmophyllales are a deep-branching order of thalloid green alga, possibly forming a sister group to the Chlorophyta. They survive today in deep waters, where predation pressure is reduced.