A new study has revealed some unexpected muscle fibers in the Mediterranean mussel, shedding light on the evolution of the species. Researchers from the University of Barcelona conducted the study, which was published in the journal Frontiers in Physiology.

The researchers found that the Mediterranean mussel has two types of muscle fibers, not just one as previously thought. These two fibers are called slow-twitch and fast-twitch fibers. The slow-twitch fibers are responsible for the mussel’s ability to maintain a steady swimming motion, while the fast-twitch fibers allow for short bursts of speed.

This discovery provides insight into how the mussel has evolved over time. Different environments can lead to different types of muscle fibers, allowing the mussel to adapt to its environment and survive in a wide variety of habitats. This study is an important step in understanding the evolution of the species.

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source: Phys.org