actin
noun/ˈæktɪn/
Frequency rank: #11,244 of 20,003 in the WORDED list (wordfreq data)
Meaning
A protein found in muscle and other cells that forms filaments involved in movement and structural support.
Example sentence
Muscle contraction depends on actin filaments sliding past myosin to generate force.
Synonyms & related words
- microfilament
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