As a noun:
* "The queen is a direct descendant of King Henry VIII." (This describes lineage)
* "The family's descendants continue to live in the ancestral home." (This emphasizes continuity)
* "The ancient artifact was passed down through generations of descendants." (This focuses on inheritance)
* "Modern humans are descendants of primates." (This refers to evolution)
As an adjective:
* "The descendant species is much smaller than its ancestor." (This describes a species' relationship to a predecessor)
* "The descendant culture retains many traditions from its past." (This focuses on cultural legacy)
In a figurative sense:
* "Her work is a descendant of the Impressionist movement." (This suggests artistic influence and continuity)
* "The modern internet is a descendant of the early ARPANET." (This highlights technological evolution)
The context of your sentence will determine the best way to use "descendant."