Phys.org: Breaking bilateral symmetry: The unusual head of a fish and the puzzle of its genes Almost all animals have symmetrical bodies. Bilateral symmetry is almost universal in all animals and is only very rarely broken—with exceptions like the five-armed starfish or crab species that have ... Breaking bilateral symmetry: The unusual head of a fish and the puzzle of its genes A 580-million-year-old fossil suggests that evolution of bilateral symmetry may be simpler than previously thought, Nature reports.

Understanding the Context

The fossil, an eight-armed swirl named Eoandromeda after the galaxy ... The meaning of BILATERAL is affecting reciprocally two nations or parties. How to use bilateral in a sentence. Did you know?

Key Insights

BILATERAL definition: 1. involving two groups or countries: 2. involving two groups or countries: 3. involving two…. Learn more.

Final Thoughts

BILATERAL definition: pertaining to, involving, or affecting two or both sides, factions, parties, or the like. See examples of bilateral used in a sentence. Define bilateral. bilateral synonyms, bilateral pronunciation, bilateral translation, English dictionary definition of bilateral. adj. 1.

Having or formed of two sides; two-sided. Definition of bilateral adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. These countries often view energy as part of the broader bilateral relationship.