Examlex
How many replication forks depart from an origin of replication?
Cross-Bridges
The connections formed between actin and myosin filaments in muscle fibers during contraction.
Actin Myofilaments
Thin filaments within muscle cells that, along with myosin, contribute to muscle contraction and relaxation.
Threshold Level
A threshold level refers to the minimum intensity that stimulates a perceptible response in a physical, biological, or psychological system.
Neuromuscular Junctions
Specialized synaptic contacts between motor neurons and skeletal muscle fibers that facilitate muscle contraction.
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