"Complex organisms" refers to living things that have multiple parts and systems working together, making them more advanced and intricate compared to simpler life forms.
Sentences with «complex organisms»
For decades much of the bacterial DNA found in complex organisms during genome mapping was thought to be due to contamination, and many results were tossed out on that basis. (discovermagazine.com)
In the past, when purpose has been introduced as a category into evolutionary thinking, it has been attributed to animals as complex organisms enduring through time. (religion-online.org)
I believe nature is an incredibly complex organism evolving constantly. (religion.blogs.cnn.com)