Examlex
The botulinum toxin achieves its deadly effects by blocking the release of dopamine at the neuromuscular junction.
Representative Clade
A group of organisms that together represent a branch of the tree of life, sharing a common ancestor.
Supergroup
In biology, a high-level taxonomic rank above the group level, often used in the classification of life forms that share common evolutionary traits.
Green Algae
Photosynthetic, aquatic organisms in the Chlorophyta division, considered the ancestors of land plants.
Representative Clade
A group of organisms that consists of a common ancestor and all its lineal descendants, representing a single branch on the tree of life.
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