Examlex
Which of the following is the most common psychological problem of the teenage years?
Domains
In the context of biology, large, broadly defined areas of life classification above the kingdom level, or regions of a protein with specific structural or functional properties in molecular biology.
Tree of Life
The Tree of Life is a metaphorical and scientific concept describing the evolutionary relationships among various species on Earth across time, often depicted as a branching diagram.
Monophyletic Group
A group of organisms that includes an ancestral species and all of its descendants, representing a single branch on the tree of life.
Clades
Groups of organisms that consist of a single common ancestor and all its descendant species, representing a branch on the tree of life.
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